Seiko Cal. 5654 - 638

Seiko 5654-638

The Seiko 5654-638 represents an important milestone in Seiko's 1989 lineup. Powered by the 5654 caliber with 29j jewels beating at 36,000 bph, it delivers a 46 hours power reserve. [seikata-wm-8c494b063879]

Also known as: Helmet, Rally

Specifications

Movement
Hand-Winding
Case Material
Two-Tone
Case Width
39mm
Case Thickness
10.3mm
Lug Width
20mm
Crystal
Mineral
Bezel
Inner Rotating
Water Resistance
150m
Dial Color
Burgundy
Jewels
29j
Frequency
36,000 bph
Power Reserve
46 hours
Year
1989

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seikata-wm-8c494b063879