Seiko Cal. 7136 - 931

Released in 1997, the Cal. 7136 with design code 931 was part of Seiko's domestic market collection. It features a Silver dial protected by a Sapphire crystal and offers 120m of water resistance. [seikata-wm-3c557af0f7cd]

Also known as: Sumo, Emperor

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

40mm

Case Thickness

15.7mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Silver

Jewels

34j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1997

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