Seiko Cal. 6316 - 349

The 6316-349 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6316 caliber with 18j jewels beating at 21,600 bph, it delivers a 46 hours power reserve. [seikata-wm-1f4265e4fdde]

Also known as: Sumo, UFO

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

37mm

Case Thickness

13.6mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

80m

Dial Color

Burgundy

Jewels

18j

Frequency

21,600 bph

Power Reserve

46 hours

Year

1982

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