Seiko Cal. 3810 - 442

The Seiko 3810-442 represents an important milestone in Seiko's 1996 lineup. Powered by the 3810 caliber with 29j jewels beating at 28,800 bph, it delivers a 61 hours power reserve. [seikata-wm-c22c4301a8fc]

Also known as: Helmet, Emperor

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

40mm

Case Thickness

13.6mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Silver

Jewels

29j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1996

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