Seiko Cal. 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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