Seiko Cal. 7025 - 641

This Automatic model from 1976 features a 40mm Gold-Plated case. Powered by the 7025 caliber with 30j jewels beating at 21,600 bph, it delivers a 46 hours power reserve. [seikata-wm-f5cf751dc26d]

Also known as: Helmet, Silverwave

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

12.8mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Black

Jewels

30j

Frequency

21,600 bph

Power Reserve

46 hours

Year

1976

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