Seiko Cal. 3819 - 974

This Spring Drive model from 1993 features a 46mm Two-Tone case. Powered by the 3819 caliber with 21j jewels beating at 28,800 bph, it delivers a 57 hours power reserve. [seikata-wm-d505ff2d2e3f]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

46mm

Case Thickness

8.0mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Green

Jewels

21j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1993

Related Models

• Seiko 4462-647
• Seiko 5613-990
• Seiko 4477-838
• Seiko 6660-258
• Seiko 7117-672
• Seiko 4576-940
• Seiko 5281-767
• Seiko 3869-827
• Seiko 5660-255
• Seiko 4486-432
• Seiko 6618-700
• Seiko 7045-727