Seiko Cal. 6320 - 412

The Seiko 6320-412 represents an important milestone in Seiko's 1991 lineup. Powered by the 6320 caliber with 27j jewels beating at 36,000 bph, it delivers a 37 hours power reserve. [seikata-wm-538bf0bd1da2]

Also known as: Golden Tuna, Flighty

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

37mm

Case Thickness

12.0mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

140m

Dial Color

Green

Jewels

27j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1991

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