Seiko Cal. 4418 - 931

The 4418-931 is a sought-after Quartz piece from Seiko's golden era. Powered by the 4418 caliber with 17j jewels beating at 36,000 bph, it delivers a 64 hours power reserve. [seikata-wm-a860e34fc115]

Also known as: Golden Tuna

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

9.0mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Blue Sunburst

Jewels

17j

Frequency

36,000 bph

Power Reserve

64 hours

Year

1991

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