Seiko Cal. 3889 - 729

This Spring Drive model from 1975 features a 46mm Two-Tone case. With its 18mm lug width and 8.5mm profile, it sits comfortably on most wrists. [seikata-wm-7b9496bca730]

Also known as: Rally, Crown

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

46mm

Case Thickness

8.5mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Silver

Jewels

24j

Frequency

21,600 bph

Power Reserve

61 hours

Year

1975

Related Models

• Seiko 5669-476
• Seiko 6275-500
• Seiko 0743-465
• Seiko 6664-275
• Seiko 5688-296
• Seiko 0786-756
• Seiko 5660-182
• Seiko 6281-873
• Seiko 7056-308
• Seiko 4455-433
• Seiko 6117-887
• Seiko 4422-613