Seiko Cal. 3857 - 541

The 3857-541 is a sought-after Solar piece from Seiko's golden era. Powered by the 3857 caliber with 21j jewels beating at 28,800 bph, it delivers a 68 hours power reserve. [seikata-wm-ab45ac7b2e80]

Also known as: Helmet

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

11.8mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Blue Sunburst

Jewels

21j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1987

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