Seiko Cal. 6621 - 939

This Spring Drive model from 1993 features a 40mm Stainless Steel case. Powered by the 6621 caliber with 34j jewels beating at 36,000 bph, it delivers a 53 hours power reserve. [seikata-wm-4168b99cd591]

Also known as: Navigator

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

10.4mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Burgundy

Jewels

34j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1993

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