Seiko Cal. 6310 - 270

The 6310-270 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6310 caliber with 17j jewels beating at 28,800 bph, it delivers a 61 hours power reserve. [seikata-wm-fc29d5cd74ca]

Also known as: Sumo, Shogun

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

45mm

Case Thickness

9.5mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Cream

Jewels

17j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1984

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