Seiko Cal. 3893 - 523

The 3893-523 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 3893 caliber with 21j jewels beating at 36,000 bph, it delivers a 39 hours power reserve. [seikata-wm-2b3b6be66e8e]

Also known as: Monster

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

46mm

Case Thickness

14.0mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Green

Jewels

21j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1968

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