Seiko Cal. 3850 - 252

The 3850-252 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 3850 caliber with 28j jewels beating at 36,000 bph, it delivers a 66 hours power reserve. [seikata-wm-d6a4d9173f44]

Also known as: Turtle, Monster

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

44mm

Case Thickness

8.1mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Blue Sunburst

Jewels

28j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1990

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