Seiko Cal. 6363 - 203

The Seiko 6363-203 represents an important milestone in Seiko's 1987 lineup. The Bidirectional bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-df7ae6b601fe]

Also known as: UFO

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

9.6mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

140m

Dial Color

White

Jewels

30j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1987

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