Seiko Cal. 3831 - 355

The 3831-355 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 3831 caliber with 32j jewels beating at 28,800 bph, it delivers a 48 hours power reserve. [seikata-wm-04acb562438c]

Also known as: UFO

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

12.4mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Burgundy

Jewels

32j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1977

Related Models

• Seiko 5612-382
• Seiko 6259-688
• Seiko 6329-918
• Seiko 4410-514
• Seiko 4532-982
• Seiko 6145-562
• Seiko 3891-766
• Seiko 0785-359
• Seiko 6656-521
• Seiko 4462-744
• Seiko 7038-131
• Seiko 7011-194