Seiko Cal. 6682 - 687

The 6682-687 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6682 caliber with 34j jewels beating at 28,800 bph, it delivers a 68 hours power reserve. [seikata-wm-52d0cd10bd68]

Also known as: Bullhead, Helmet

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

45mm

Case Thickness

15.0mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

White

Jewels

34j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1966

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