Seiko Cal. 6634 - 787

Seiko 6634-787

The 6634-787 is a sought-after Hand-Winding piece from Seiko's golden era. The Bidirectional bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-ea60e3759f6c]

Also known as: Samurai

Specifications

Movement
Hand-Winding
Case Material
PVD Black
Case Width
36mm
Case Thickness
15.1mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
120m
Dial Color
Green
Jewels
17j
Frequency
21,600 bph
Power Reserve
69 hours
Year
1985

Related Models

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