Seiko Cal. 6634 - 316

Released in 1976, the Cal. 6634 with design code 316 was part of Seiko's domestic market collection. It features a Navy dial protected by a Mineral crystal and offers 130m of water resistance. [seikata-wm-2ec39dbccd09]

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

12.1mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

130m

Dial Color

Navy

Jewels

20j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1976

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