Seiko Cal. 0739 - 228

This Hand-Winding model from 1989 features a 39mm Stainless Steel case. Powered by the 0739 caliber with 23j jewels beating at 36,000 bph, it delivers a 50 hours power reserve. [seikata-wm-60da6322d6f7]

Also known as: World Timer

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

13.5mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Black

Jewels

23j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1989

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