- BandLeather Strap
- Case MaterialGold 18k
- MovementHand Winding
Omega Chronometre Officially Certified Jumbo Case - 18k Yellow Gold
Omega Chronometre Officially Certified in 18 karat yellow gold. It It is a large and substantial case with solid case back and being 38 mm is often referred to as jumbo case as many cases from this period were 30 to 34 mm wide. The watch keeps good time to around a few seconds per day and as good as any modern watch. The crown and case back are all original and the crown is signed with the Omega logo. It has a chronometer grade 24 jewelled movement calibre 561. Dates to circa mid 1960s. Dimensions are as follows. The width is 38 mm excluding crown, and 40 mm including the crown. The thickness is 11 mm and the lug to lug distance is 42 mm and thickness is 11 mm.