Seiko Cal. 0725 - 426

This Spring Drive model from 1965 features a 42mm Gold-Plated case. Powered by the 0725 caliber with 21j jewels beating at 28,800 bph, it delivers a 49 hours power reserve. [seikata-wm-2e51dc5012e7]

Also known as: Monster, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

10.1mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Champagne

Jewels

21j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1965

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