Seiko Cal. 6310 - 437

The 6310-437 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6310 caliber with 22j jewels beating at 28,800 bph, it delivers a 49 hours power reserve. [seikata-wm-a20c30f664d6]

Also known as: Shogun, World Timer

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

10.1mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Blue Sunburst

Jewels

22j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1966

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