Seiko Cal. 5271 - 961

This Spring Drive model from 1979 features a 35mm Two-Tone case. It features a Silver dial protected by a Mineral crystal and offers 200m of water resistance. [seikata-wm-6cb4f9651af1]

Also known as: Baby Tuna, Emperor

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

35mm

Case Thickness

13.1mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Silver

Jewels

30j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1979

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