Seiko Cal. 6633 - 263

The Seiko 6633-263 represents an important milestone in Seiko's 1967 lineup. It features a White dial protected by a Mineral crystal and offers 60m of water resistance. [seikata-wm-091f6a701be4]

Also known as: Bellmatic

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

15.4mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

60m

Dial Color

White

Jewels

33j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1967

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