Seiko Cal. 3850 - 830

This Hand-Winding model from 1978 features a 39mm Titanium case. Powered by the 3850 caliber with 18j jewels beating at 28,800 bph, it delivers a 39 hours power reserve. [seikata-wm-ea8d01d889b8]

Also known as: Turtle, Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

39mm

Case Thickness

8.2mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

190m

Dial Color

Navy

Jewels

18j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1978

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