Seiko Cal. 6685 - 870

The 6685-870 is a sought-after Solar piece from Seiko's golden era. Powered by the 6685 caliber with 35j jewels beating at 28,800 bph, it delivers a 46 hours power reserve. [seikata-wm-6c39517b9475]

Also known as: Sumo, Sea Horse

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

40mm

Case Thickness

10.5mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Black

Jewels

35j

Frequency

28,800 bph

Power Reserve

46 hours

Year

1993

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