Seiko Cal. 3840 - 942

The 3840-942 is a sought-after Spring Drive piece from Seiko's golden era. The Fixed bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-6cdb0eafc92b]

Also known as: Samurai, UFO

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

14.0mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

110m

Dial Color

Green

Jewels

17j

Frequency

21,600 bph

Power Reserve

60 hours

Year

1987

Related Models

• Seiko 3883-482
• Seiko 6381-381
• Seiko 3856-352
• Seiko 5268-654
• Seiko 3827-112
• Seiko 7170-495
• Seiko 7176-239
• Seiko 0724-451
• Seiko 4550-487
• Seiko 0769-248
• Seiko 6657-655
• Seiko 0782-369