Seiko Cal. 3884 - 318

This Spring Drive model from 1980 features a 37mm Two-Tone case. Powered by the 3884 caliber with 30j jewels beating at 21,600 bph, it delivers a 41 hours power reserve. [seikata-wm-e033cd353aef]

Also known as: Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

37mm

Case Thickness

9.9mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Champagne

Jewels

30j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1980

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