Seiko Cal. 5231 - 564

Released in 1999, the Cal. 5231 with design code 564 was part of Seiko's domestic market collection. It features a Navy dial protected by a Mineral crystal and offers 180m of water resistance. [seikata-wm-dbc3fe9a9983]

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

41mm

Case Thickness

14.0mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

180m

Dial Color

Navy

Jewels

18j

Frequency

21,600 bph

Power Reserve

46 hours

Year

1999

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