Seiko Cal. 6157 - 550

This Quartz model from 1968 features a 39mm Gold-Plated case. Powered by the 6157 caliber with 33j jewels beating at 21,600 bph, it delivers a 44 hours power reserve. [seikata-wm-086aebebd732]

Also known as: Bellmatic, Golden Tuna

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

13.0mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Cream

Jewels

33j

Frequency

21,600 bph

Power Reserve

44 hours

Year

1968

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