Seiko Cal. 6363 - 637

The Seiko 6363-637 represents an important milestone in Seiko's 1991 lineup. It features a Silver dial protected by a Hardlex crystal and offers 90m of water resistance. [seikata-wm-54c997012142]

Also known as: Arnie

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

41mm

Case Thickness

9.5mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

90m

Dial Color

Silver

Jewels

21j

Frequency

21,600 bph

Power Reserve

69 hours

Year

1991

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