Seiko Cal. 6320 - 288

The 6320-288 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6320 caliber with 20j jewels beating at 28,800 bph, it delivers a 43 hours power reserve. [seikata-wm-e661d0923bc4]

Also known as: Turtle, Crown

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

37mm

Case Thickness

11.2mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

50m

Dial Color

Black

Jewels

20j

Frequency

28,800 bph

Power Reserve

43 hours

Year

1970

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