Seiko Cal. 3827 - 618

The Seiko 3827-618 represents an important milestone in Seiko's 1988 lineup. Powered by the 3827 caliber with 24j jewels beating at 28,800 bph, it delivers a 55 hours power reserve. [seikata-wm-1d603bc71696]

Also known as: Tuna

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

46mm

Case Thickness

11.8mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Silver

Jewels

24j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1988

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