Seiko Cal. 7172 - 511

The Seiko 7172-511 represents an important milestone in Seiko's 1987 lineup. Powered by the 7172 caliber with 28j jewels beating at 36,000 bph, it delivers a 53 hours power reserve. [seikata-wm-4b1d45f62c47]

Also known as: Bellmatic, Navigator

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

14.0mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Silver

Jewels

28j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1987

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