Seiko Cal. 3869 - 851

This Automatic model from 1978 features a 45mm Titanium case. Powered by the 3869 caliber with 17j jewels beating at 28,800 bph, it delivers a 41 hours power reserve. [seikata-wm-5907505f8fee]

Also known as: Silverwave, Baby Tuna

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

45mm

Case Thickness

13.4mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

Silver

Jewels

17j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1978

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