Seiko Cal. 3843 - 903

The 3843-903 is a sought-after Spring Drive piece from Seiko's golden era. With its 22mm lug width and 15.2mm profile, it sits comfortably on most wrists. [seikata-wm-ede7ada8322c]

Also known as: UFO, Emperor

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

42mm

Case Thickness

15.2mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

Burgundy

Jewels

21j

Frequency

28,800 bph

Power Reserve

69 hours

Year

1972

Related Models

• Seiko 7163-987
• Seiko 3882-996
• Seiko 6396-425
• Seiko 5256-393
• Seiko 6248-919
• Seiko 5268-288
• Seiko 0770-743
• Seiko 0721-822
• Seiko 4517-647
• Seiko 7071-797
• Seiko 6354-368
• Seiko 5285-362