Seiko Cal. 5637 - 920

The Seiko 5637-920 represents an important milestone in Seiko's 1996 lineup. It features a Burgundy dial protected by a Sapphire crystal and offers 40m of water resistance. [seikata-wm-09c791fb5e40]

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

39mm

Case Thickness

14.9mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Burgundy

Jewels

33j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1996

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