Seiko Cal. 5642 - 413

The Seiko 5642-413 represents an important milestone in Seiko's 1973 lineup. It features a Green dial protected by a Mineral crystal and offers 90m of water resistance. [seikata-wm-d4337f7738c4]

Also known as: Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

9.8mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

90m

Dial Color

Green

Jewels

34j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1973

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