Seiko Cal. 3818 - 170

The 3818-170 is a sought-after Solar piece from Seiko's golden era. It features a Blue Sunburst dial protected by a Sapphire crystal and offers 140m of water resistance. [seikata-wm-90f2c239d106]

Also known as: Helmet, Silverwave

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

12.0mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

21j

Frequency

21,600 bph

Power Reserve

46 hours

Year

1984

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