Seiko Cal. 6320 - 237

Seiko 6320-237

The 6320-237 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6320 caliber with 23j jewels beating at 36,000 bph, it delivers a 72 hours power reserve. [seikata-wm-0fa8eb7a100e]

Also known as: Bullhead, Silverwave

Specifications

Movement
Hand-Winding
Case Material
Titanium
Case Width
42mm
Case Thickness
11.0mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
180m
Dial Color
Cream
Jewels
23j
Frequency
36,000 bph
Power Reserve
72 hours
Year
1989

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