Seiko Cal. 3870 - 697

The Seiko 3870-697 represents an important milestone in Seiko's 1998 lineup. Powered by the 3870 caliber with 19j jewels beating at 28,800 bph, it delivers a 58 hours power reserve. [seikata-wm-ea87e474085a]

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

45mm

Case Thickness

9.8mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Navy

Jewels

19j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1998

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