Seiko Cal. 3815 - 419

The 3815-419 is a sought-after Spring Drive piece from Seiko's golden era. The Coin-Edge bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-4265ba46d6d6]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

37mm

Case Thickness

13.6mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Blue Sunburst

Jewels

21j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1967

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