Seiko Cal. 6233 - 637

Seiko 6233-637

The 6233-637 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6233 caliber with 30j jewels beating at 21,600 bph, it delivers a 44 hours power reserve. [seikata-wm-b39921a1ed83]

Specifications

Movement
Automatic
Case Material
Two-Tone
Case Width
35mm
Case Thickness
9.4mm
Lug Width
18mm
Crystal
Acrylic
Bezel
Rotating
Water Resistance
120m
Dial Color
White
Jewels
30j
Frequency
21,600 bph
Power Reserve
44 hours
Year
1978

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