Breitling SuperOcean Chronometer, Ref. A17378 Full Set Case: 46 mm, stainless steel, three body, screw-down case back and crown, bi-directional ratcheted rotating bezel, and rounded crown guards , 6708272 Dial: black dial, white rectangular hour indexes, and a white outer edge with black Arabic numerals, steel white square minute hand, steel white sword hour hand, and steel red lolipop second hand Movement: automatic, caliber Breitling 17, 26 jewels, and approximately 38 hour power reserve Band: black rubber strap with steel folding clasp lot comes with box and papers HID03101062020 © 2026 Heritage Auctions | All Rights Reserved www.HA.com/TexasAuctioneerLicenseNotice

Type: Breitling SuperOcean Chronometer, Ref. A17378 Full Set
Dial: black dial, white rectangular hour indexes, and a white outer edge with black Arabic numerals
Hands: steel white square minute hand, steel white sword hour hand, and steel red lolipop second hand
Metal: stainless steel
Case: #6708272
Case Info: three body, screw-down case back and crown, bi-directional ratcheted rotating bezel, and rounded crown guards
Case Width: 46 mm
Case Thickness: 13 mm
Crystal: sapphire
Watch Movement: automatic, caliber Breitling 17, 26 jewels, and approximately 38 hour power reserve
Band: black rubber strap with steel folding clasp
Condition: watch is in excellent condition and sets and runs as it should. Heritage does not guarantee timekeeping accuracy. We always recommend servicing for daily use and timekeeping accuracy. Heritage Auctions strongly encourages in-person inspection of items by the bidder. Statements by Heritage regarding the condition of objects are for guidance only and should not be relied upon as statements of fact, and do not constitute a representation, warranty, or assumption of liability by Heritage. All lots offered are sold "AS IS"