Seiko Cal. 7156 - 346

The Seiko 7156-346 represents an important milestone in Seiko's 1967 lineup. Powered by the 7156 caliber with 31j jewels beating at 36,000 bph, it delivers a 54 hours power reserve. [seikata-wm-18c3804933a1]

Also known as: UFO, Rally

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

39mm

Case Thickness

11.2mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

90m

Dial Color

Silver

Jewels

31j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1967

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