Seiko Cal. 3815 - 444

The 3815-444 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 3815 caliber with 24j jewels beating at 21,600 bph, it delivers a 60 hours power reserve. [seikata-wm-7aeecd8e3bd3]

Also known as: Pogue

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

41mm

Case Thickness

10.3mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Silver

Jewels

24j

Frequency

21,600 bph

Power Reserve

60 hours

Year

1972

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