Seiko Cal. 6311 - 163

The Seiko 6311-163 represents an important milestone in Seiko's 1976 lineup. Powered by the 6311 caliber with 27j jewels beating at 36,000 bph, it delivers a 49 hours power reserve. [seikata-wm-0953b89a0eb3]

Also known as: Pogue, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

44mm

Case Thickness

8.9mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

180m

Dial Color

Burgundy

Jewels

27j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1976

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