Seiko Cal. 3860 - 789

This Hand-Winding model from 1989 features a 36mm Two-Tone case. Powered by the 3860 caliber with 19j jewels beating at 36,000 bph, it delivers a 65 hours power reserve. [seikata-wm-5aa2a6e0b6b3]

Also known as: Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

36mm

Case Thickness

8.2mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Silver

Jewels

19j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1989

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