Seiko Cal. 6140 - 283

Released in 1966, the Cal. 6140 with design code 283 was part of Seiko's domestic market collection. It features a Navy dial protected by a Mineral crystal and offers 110m of water resistance. [seikata-wm-8e16bb0c8115]

Also known as: Silverwave

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

44mm

Case Thickness

10.6mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Navy

Jewels

25j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1966

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