Seiko Cal. 3821 - 113

The Seiko 3821-113 represents an important milestone in Seiko's 1966 lineup. Powered by the 3821 caliber with 18j jewels beating at 28,800 bph, it delivers a 36 hours power reserve. [seikata-wm-a04bca9acc6d]

Also known as: Turtle

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

15.2mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

170m

Dial Color

Blue Sunburst

Jewels

18j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1966

Related Models

• Seiko 6672-441
• Seiko 7132-741
• Seiko 5693-670
• Seiko 4582-911
• Seiko 6188-807
• Seiko 5666-573
• Seiko 5255-464
• Seiko 6181-148
• Seiko 3827-329
• Seiko 6676-300
• Seiko 6126-493
• Seiko 5696-946