Seiko Cal. 6156 - 770

The Seiko 6156-770 represents an important milestone in Seiko's 1977 lineup. The Rotating bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-61237af9a8ab]

Also known as: Silverwave, Emperor

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

43mm

Case Thickness

12.4mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

120m

Dial Color

White

Jewels

31j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1977

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