Seiko Cal. 6356 - 645

The 6356-645 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6356 caliber with 31j jewels beating at 21,600 bph, it delivers a 42 hours power reserve. [seikata-wm-97d688d6ca23]

Also known as: World Timer

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

36mm

Case Thickness

9.5mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Green

Jewels

31j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1985

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