Seiko Cal. 3818 - 852

The Seiko 3818-852 represents an important milestone in Seiko's 1989 lineup. With its 20mm lug width and 11.6mm profile, it sits comfortably on most wrists. [seikata-wm-ad063ae61ea7]

Also known as: Monster, Bellmatic

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

43mm

Case Thickness

11.6mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Burgundy

Jewels

20j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1989

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