Seiko Cal. 6681 - 656

The Seiko 6681-656 represents an important milestone in Seiko's 1966 lineup. It features a Black dial protected by a Mineral crystal and offers 170m of water resistance. [seikata-wm-10836400da6b]

Also known as: Samurai, Monster

Specifications

Movement

Solar

Case Material

Titanium

Case Width

42mm

Case Thickness

11.3mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Black

Jewels

35j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1966

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