Seiko Cal. 7147 - 157

The Seiko 7147-157 represents an important milestone in Seiko's 1971 lineup. It features a Navy dial protected by a Mineral crystal and offers 140m of water resistance. [seikata-wm-009bdbf38740]

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

44mm

Case Thickness

10.5mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Navy

Jewels

29j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1971

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