Seiko Cal. 6311 - 145

The Seiko 6311-145 represents an important milestone in Seiko's 1995 lineup. Powered by the 6311 caliber with 19j jewels beating at 36,000 bph, it delivers a 57 hours power reserve. [seikata-wm-39e64d74ca8b]

Also known as: Tuna

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

45mm

Case Thickness

13.7mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Black

Jewels

19j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1995

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