Seiko Cal. 6310 - 143

The 6310-143 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6310 caliber with 20j jewels beating at 36,000 bph, it delivers a 40 hours power reserve. [seikata-wm-88dd0847ef5c]

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

35mm

Case Thickness

12.6mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Champagne

Jewels

20j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1967

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