Seiko Cal. 7172 - 231

Released in 1997, the Cal. 7172 with design code 231 was part of Seiko's domestic market collection. It features a Black dial protected by a Acrylic crystal and offers 70m of water resistance. [seikata-wm-ddb54dc7d726]

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

14.4mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Black

Jewels

35j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1997

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