Seiko Cal. 3815 - 526

The 3815-526 is a sought-after Spring Drive piece from Seiko's golden era. It features a Navy dial protected by a Acrylic crystal and offers 180m of water resistance. [seikata-wm-84cbfae468cf]

Also known as: Emperor, Flighty

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

40mm

Case Thickness

8.9mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Navy

Jewels

18j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1973

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