Seiko Cal. 4557 - 239

Released in 1998, the Cal. 4557 with design code 239 was part of Seiko's domestic market collection. It features a Blue Sunburst dial protected by a Mineral crystal and offers 200m of water resistance. [seikata-wm-ef1685ed54b5]

Also known as: Sumo, Sea Horse

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

8.2mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Blue Sunburst

Jewels

17j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1998

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