Seiko Cal. 6311 - 168

The Seiko 6311-168 represents an important milestone in Seiko's 1978 lineup. Powered by the 6311 caliber with 35j jewels beating at 21,600 bph, it delivers a 48 hours power reserve. [seikata-wm-2e51824bfec9]

Also known as: Baby Tuna, Emperor

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

8.5mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

170m

Dial Color

Green

Jewels

35j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1978

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