Seiko Cal. 6685 - 550

The 6685-550 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6685 caliber with 29j jewels beating at 36,000 bph, it delivers a 57 hours power reserve. [seikata-wm-50bb35deb5ef]

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

8.1mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Silver

Jewels

29j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1974

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