Seiko Cal. 6320 - 378

The Seiko 6320-378 represents an important milestone in Seiko's 1989 lineup. Powered by the 6320 caliber with 26j jewels beating at 36,000 bph, it delivers a 65 hours power reserve. [seikata-wm-de2e03f33fcc]

Also known as: Monster, UFO

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

14.3mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Silver

Jewels

26j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1989

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