Seiko Cal. 3835 - 693

This Spring Drive model from 1968 features a 45mm PVD Black case. Powered by the 3835 caliber with 36j jewels beating at 28,800 bph, it delivers a 44 hours power reserve. [seikata-wm-7265f34003fd]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

45mm

Case Thickness

15.6mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Champagne

Jewels

36j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1968

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