Seiko Cal. 3897 - 904

The Seiko 3897-904 represents an important milestone in Seiko's 1971 lineup. It features a Navy dial protected by a Acrylic crystal and offers 140m of water resistance. [seikata-wm-adedc0cfe233]

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

44mm

Case Thickness

12.7mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Navy

Jewels

32j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1971

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