Seiko Cal. 0731 - 515

Released in 1986, the Cal. 0731 with design code 515 was part of Seiko's domestic market collection. It features a Black dial protected by a Mineral crystal and offers 160m of water resistance. [seikata-wm-3e2e10ca0ad3]

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

12.1mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Black

Jewels

21j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1986

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