Seiko Cal. 0747 - 784

This Spring Drive model from 1980 features a 45mm PVD Black case. The Coin-Edge bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-74a20103f18e]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

45mm

Case Thickness

12.4mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Cream

Jewels

27j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1980

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