Seiko Cal. 6685 - 532

Seiko 6685-532

The 6685-532 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6685 caliber with 20j jewels beating at 28,800 bph, it delivers a 59 hours power reserve. [seikata-wm-dbad9d92938f]

Also known as: Tuna, Helmet

Specifications

Movement
Hand-Winding
Case Material
Titanium
Case Width
43mm
Case Thickness
11.5mm
Lug Width
20mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
100m
Dial Color
Navy
Jewels
20j
Frequency
28,800 bph
Power Reserve
59 hours
Year
1979

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