Seiko Cal. 5257 - 510

The Seiko 5257-510 represents an important milestone in Seiko's 1982 lineup. It features a Green dial protected by a Mineral crystal and offers 170m of water resistance. [seikata-wm-32eea28d5f41]

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

37mm

Case Thickness

9.2mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Green

Jewels

27j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1982

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