Seiko Cal. 5649 - 637

Seiko 5649-637

The 5649-637 is a sought-after Quartz piece from Seiko's golden era. The Fixed bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-2fdb4c7c1102]

Also known as: Rally, Baby Tuna

Specifications

Movement
Quartz
Case Material
PVD Black
Case Width
40mm
Case Thickness
10.0mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Fixed
Water Resistance
160m
Dial Color
Champagne
Jewels
21j
Frequency
28,800 bph
Power Reserve
69 hours
Year
1999

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