Seiko Cal. 3854 - 710

The 3854-710 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 3854 caliber with 24j jewels beating at 28,800 bph, it delivers a 49 hours power reserve. [seikata-wm-40c5bb539eb3]

Also known as: Monster, Crown

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

37mm

Case Thickness

14.4mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

120m

Dial Color

Green

Jewels

24j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1970

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