Seiko Cal. 6316 - 218

The Seiko 6316-218 represents an important milestone in Seiko's 1969 lineup. Powered by the 6316 caliber with 25j jewels beating at 36,000 bph, it delivers a 66 hours power reserve. [seikata-wm-b3ddb49cd3e9]

Also known as: Monster, Sumo

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

40mm

Case Thickness

15.0mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Green

Jewels

25j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1969

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