Seiko Cal. 5257 - 283

The 5257-283 is a sought-after Automatic piece from Seiko's golden era. It features a Blue Sunburst dial protected by a Acrylic crystal and offers 160m of water resistance. [seikata-wm-67207fc05812]

Also known as: UFO, Bellmatic

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

9.7mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

160m

Dial Color

Blue Sunburst

Jewels

25j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1978

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