Seiko Cal. 6685 - 984

The 6685-984 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6685 caliber with 20j jewels beating at 36,000 bph, it delivers a 40 hours power reserve. [seikata-wm-7440ddb61bd4]

Also known as: Monster, Sumo

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

35mm

Case Thickness

8.0mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

190m

Dial Color

Silver

Jewels

20j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1984

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