Seiko Cal. 6642 - 988

Seiko 6642-988

The 6642-988 is a sought-after Kinetic piece from Seiko's golden era. It features a Blue Sunburst dial protected by a Mineral crystal and offers 30m of water resistance. [seikata-wm-210bcc202803]

Also known as: Sportsmatic, Golden Tuna

Specifications

Movement
Kinetic
Case Material
Stainless Steel
Case Width
38mm
Case Thickness
11.3mm
Lug Width
18mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
30m
Dial Color
Blue Sunburst
Jewels
31j
Frequency
36,000 bph
Power Reserve
44 hours
Year
1983

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seikata-wm-210bcc202803