Seiko Cal. 3840 - 654

The 3840-654 is a sought-after Kinetic piece from Seiko's golden era. The Bidirectional bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-3ccb255484ec]

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

42mm

Case Thickness

11.4mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Blue Sunburst

Jewels

27j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1989

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