Seiko Cal. 5257 - 665

The 5257-665 is a sought-after Solar piece from Seiko's golden era. It features a Navy dial protected by a Hardlex crystal and offers 90m of water resistance. [seikata-wm-03e6ccdc8166]

Also known as: UFO, Emperor

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

34mm

Case Thickness

8.4mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

90m

Dial Color

Navy

Jewels

32j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1995

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