Seiko Cal. 5278 - 631

This Spring Drive model from 1983 features a 39mm Two-Tone case. It features a Cream dial protected by a Sapphire crystal and offers 140m of water resistance. [seikata-wm-97bdf49403a0]

Also known as: Pogue, Bellmatic

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

39mm

Case Thickness

8.2mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Cream

Jewels

29j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1983

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