Rocks, Minerals & Fossils

40.10 ct Natural Blue Opal First Image

#image-loader-main { display: none; }

40.10 ct Natural Blue Opal First Image

40.10 ct Natural Blue Opal

Total Sales1 Sold

Median Sale Price

Sale Price Range

Similar Upcoming Sales

16.10 Ct Natural Blue Opal Fancy Cab (1 of 2)

16.10 Ct Natural Blue Opal Fancy Cab

Feb 16, 2026

16.34 Ct Natural Blue Opal Fancy Cab (1 of 2)

16.34 Ct Natural Blue Opal Fancy Cab

Feb 16, 2026

5.95ct LOOSE CABOCHON NATURAL AUSTRALIAN BOULDER OPAL (1 of 2)

5.95ct LOOSE CABOCHON NATURAL AUSTRALIAN BOULDER OPAL

2 days Left

5.95ct LOOSE CABOCHON NATURAL AUSTRALIAN BOULDER OPAL (1 of 2)

5.95ct LOOSE CABOCHON NATURAL AUSTRALIAN BOULDER OPAL

Mar 01, 2026

10.35 Ct Natural Blue Lapis Lazuli Round Cab (1 of 2)

10.35 Ct Natural Blue Lapis Lazuli Round Cab

Feb 18, 2026

49.61 Ct Natural Sodalite Oval Fancy Cab (1 of 2)

49.61 Ct Natural Sodalite Oval Fancy Cab

Feb 09, 2026

56.53 Ct Natural Blue Lapis Lazuli Round Cab (1 of 2)

56.53 Ct Natural Blue Lapis Lazuli Round Cab

Feb 16, 2026

23.41 Ct Natural Owyhee Blue Opal Oval Cab (1 of 2)

23.41 Ct Natural Owyhee Blue Opal Oval Cab

Feb 09, 2026

6.62 Ct Natural Blue Tint Moonstone Oval Cab (1 of 2)

6.62 Ct Natural Blue Tint Moonstone Oval Cab

5 days Left

43.90 Ct Natural Blue Lapis Lazuli Oval Cab (1 of 2)

43.90 Ct Natural Blue Lapis Lazuli Oval Cab

Feb 16, 2026

21.49 Ct Natural Blue Lapis Lazuli Oval Cab (1 of 2)

21.49 Ct Natural Blue Lapis Lazuli Oval Cab

Feb 09, 2026

16.84 Ct Natural Owyhee Blue Opal Fancy Cab (1 of 2)

16.84 Ct Natural Owyhee Blue Opal Fancy Cab

Feb 23, 2026

46.21 Ct Natural Blue Lapis Lazuli Oval Cab (1 of 2)

46.21 Ct Natural Blue Lapis Lazuli Oval Cab

5 days Left

7.34 Ct Natural Blue Kyanite Oval Cab (1 of 2)

7.34 Ct Natural Blue Kyanite Oval Cab

Feb 09, 2026

16.41ct LOOSE CABOCHON NATURAL AUSTRALIAN BOULDER OPAL (1 of 2)

16.41ct LOOSE CABOCHON NATURAL AUSTRALIAN BOULDER OPAL

2 days Left

22.34 Ct Natural Owyhee Blue Opal Oval Cab (1 of 2)

22.34 Ct Natural Owyhee Blue Opal Oval Cab

Feb 23, 2026

Similar Sale History

Unlock All Prices

Sold

40.10 ct Natural Blue Opal (1 of 2)

40.10 ct Natural Blue Opal Natural Blue Opal with an exact weight is 40.10 ct.Top Quality stone

Sold

23.95 ct Natural Blue Opal Pair (1 of 2)

23.95 ct Natural Blue Opal Pair Natural Blue Opal Pair with an exact weight is 23.995 ct.Top Quality stone

Sold

33.95 ct Natural Blue Opal (1 of 1)

33.95 ct Natural Blue Opal All the stones listed are 100% natural and rarely selected from a big quantity lot also these are of very high quality. BID WITH CONFIDENCE!!! DIMENSIONS : 34X28X5 mm

Sold

22.09 Ct Natural Blue Opal Oval Cab (1 of 2)

22.09 Ct Natural Blue Opal Oval Cab Weight - 22.09 Ct / Size - 25.00 x 18.00 x 8.00 mm / Shape - Oval Cabochon / Clarity - Opaque / Origin - Australia / Treatment - None

Sold

20.25 ct Natural Blue Opal (1 of 1)

20.25 ct Natural Blue Opal All the stones listed are 100% natural and rarely selected from a big quantity lot also these are of very high quality. BID WITH CONFIDENCE!!! DIMENSIONS : 34X18X4 mm

Sold

56.00 ct Natural Blue Opal (1 of 1)

56.00 ct Natural Blue Opal All the stones listed are 100% natural and rarely selected from a big quantity lot also these are of very high quality. BID WITH CONFIDENCE!!! DIMENSIONS : 37X30X9 mm

Sold

36.20 ct Natural Blue Opal (1 of 1)

36.20 ct Natural Blue Opal All the stones listed are 100% natural and rarely selected from a big quantity lot also these are of very high quality. BID WITH CONFIDENCE!!! DIMENSIONS : 38X22X6 mm

Sold

26.95 ct Natural Blue Opal (1 of 1)

26.95 ct Natural Blue Opal Listed stones dimensions are millimetres only, not centimetres and all are 100% Natural stones and rarely collected from big quantity lots. BID WITH CONFIDENCE!!!

Sold

35.78 Ct Natural Blue Opal Round Beads (1 of 2)

35.78 Ct Natural Blue Opal Round Beads Weight - 35.78 Ct / Size - 6.00 - 6.30 mm / 55 Pc's / 5.25" inches / Shape - Round Beads / Clarity - Opaque / Origin - Australia / Treatment - None

Sold

20.33 Ct Natural Blue Opal Oval Cab (1 of 2)

20.33 Ct Natural Blue Opal Oval Cab weight - 20.33 Ct / Size - 26.00 x 18.00 x 7.00 mm / Shape - Excellent Oval Cab / Origin - Peru / Treatment - Heated

Sold

18.46 Ct Natural Blue Opal Oval Cab (1 of 3)

18.46 Ct Natural Blue Opal Oval Cab weight - 18.46 Ct / Size - 24.00 x 15.00 x 6.30 mm / Shape - Excellent Oval Cab / Origin - Peru / Treatment - None

Sold

14.28 Ct Natural Blue Opal Oval Cab (1 of 2)

14.28 Ct Natural Blue Opal Oval Cab Weight - 14.28 Ct / Dimensions - 29.50 x 16.60 x 4.90 mm / Shape - Oval Cabochon / Transparency - Opaque / Origin - Peru / Treatment - None

Sold

37.00 ct Natural Blue Opal (1 of 1)

37.00 ct Natural Blue Opal All the stones listed are 100% natural and rarely selected from a big quantity lot also these are of very high quality. BID WITH CONFIDENCE!!! DIMENSIONS : 36X26X6 mm

Sold

33.00 ct Natural Blue Opal (1 of 2)

33.00 ct Natural Blue Opal All the stones listed are 100% natural and rarely selected from a big quantity lot also these are of very high quality. BID WITH CONFIDENCE!!! DIMENSIONS : 33X27X6 mm

Sold

44.93 Ct Natural Blue Opal Fancy Cab (1 of 3)

44.93 Ct Natural Blue Opal Fancy Cab Weight - 44.93 Ct / Size -34.00 x 30.00 x 7.90 / Shape - Pear Cab / Color - Blue / Clarity - Opaque / Origin -Peru / Treatment - None

Sold

27.45 ct Natural Blue Opal (1 of 1)

27.45 ct Natural Blue Opal Natural Blue Opal with an exact weight is 27.45 ct.Top Quality stone

Sold

18.95 ct Natural Blue Opal Pair (1 of 2)

18.95 ct Natural Blue Opal Pair Listed stones dimensions are millimetres only, not centimetres and all are 100% Natural stones and rarely collected from big quantity lots. BID WITH CONFIDENCE!!!

Sold

45.25 ct Natural Blue Opal (1 of 1)

45.25 ct Natural Blue Opal Natural Blue Opal with an exact weight is 45.25 ct.Top Quality stone

Sold

23.35 Ct Natural Blue Opal Oval Cab (1 of 2)

23.35 Ct Natural Blue Opal Oval Cab Weight - 23.35 Ct / Size - 25.00 x 18.30 x 8.10 mm / Shape - Oval Cabochon / Clarity - Opaque / Origin - Australia / Treatment - None

Sold

115.00 ct Natural Blue Opal (1 of 2)

115.00 ct Natural Blue Opal All the stones listed are 100% natural and rarely selected from a big quantity lot also these are of very high quality. BID WITH CONFIDENCE!!! DIMENSIONS : 47X30X15 mm

Sold

22.34 Ct Natural Blue Opal Oval Cab (1 of 3)

22.34 Ct Natural Blue Opal Oval Cab weight - 22.34 Ct / Size - 26.00 x 18.30 x 7.80 mm / Shape - Excellent Oval Cab / Origin - Peru / Treatment - None

Sold

31.50 ct Natural Blue Opal (1 of 2)

31.50 ct Natural Blue Opal Listed stones dimensions are millimetres only, not centimetres and all are 100% Natural stones and rarely collected from big quantity lots. BID WITH CONFIDENCE!!!

Sold

51.25 ct Natural Blue Opal (1 of 1)

51.25 ct Natural Blue Opal All the stones listed are 100% natural and rarely selected from a big quantity lot also these are of very high quality. BID WITH CONFIDENCE!!! DIMENSIONS :42X24X6 MM

Sold

57.80 ct Natural Blue Opal (1 of 2)

57.80 ct Natural Blue Opal Natural Blue Opal with an exact weight is 57.80 ct.Top Quality stone

TOP