Seiko Cal. 5637 - 556

This Automatic model from 1992 features a 39mm Two-Tone case. It features a Navy dial protected by a Sapphire crystal and offers 60m of water resistance. [seikata-wm-c05b026717a3]

Also known as: Arnie

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

39mm

Case Thickness

9.3mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

60m

Dial Color

Navy

Jewels

36j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1992

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