Seiko Cal. 5642 - 764

The Seiko 5642-764 represents an important milestone in Seiko's 1998 lineup. It features a Navy dial protected by a Mineral crystal and offers 110m of water resistance. [seikata-wm-b32c6287e96c]

Also known as: Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

36mm

Case Thickness

15.1mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Navy

Jewels

35j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1998

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