Seiko Cal. 6375 - 642

The Seiko 6375-642 represents an important milestone in Seiko's 1983 lineup. It features a Blue Sunburst dial protected by a Sapphire crystal and offers 190m of water resistance. [seikata-wm-4fbeb92b07d2]

Also known as: Golden Tuna

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

37mm

Case Thickness

9.9mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

190m

Dial Color

Blue Sunburst

Jewels

27j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1983

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