Seiko Cal. 3840 - 422

Released in 1997, the Cal. 3840 with design code 422 was part of Seiko's domestic market collection. It features a Blue Sunburst dial protected by a Mineral crystal and offers 180m of water resistance. [seikata-wm-ec7bb4e93693]

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

35mm

Case Thickness

10.8mm

Lug Width

22mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

180m

Dial Color

Blue Sunburst

Jewels

27j

Frequency

21,600 bph

Power Reserve

58 hours

Year

1997

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