Seiko Cal. 4577 - 665

The 4577-665 is a sought-after Solar piece from Seiko's golden era. It features a Blue Sunburst dial protected by a Acrylic crystal and offers 40m of water resistance. [seikata-wm-73898477774e]

Also known as: Helmet, Crown

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

9.4mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

40m

Dial Color

Blue Sunburst

Jewels

29j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1987

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