Seiko Cal. 7181 - 325

The Seiko 7181-325 represents an important milestone in Seiko's 1970 lineup. It features a Burgundy dial protected by a Hardlex crystal and offers 120m of water resistance. [seikata-wm-042814503736]

Also known as: Sumo, Bellmatic

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

14.8mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

Burgundy

Jewels

33j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1970

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