Seiko Cal. 3873 - 399

The 3873-399 is a sought-after Automatic piece from Seiko's golden era. With its 20mm lug width and 8.7mm profile, it sits comfortably on most wrists. [seikata-wm-102e2a5d2e00]

Also known as: Sumo, Pogue

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

8.7mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

White

Jewels

30j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1977

Related Models

• Seiko 6680-736
• Seiko 6268-221
• Seiko 4560-611
• Seiko 5630-374
• Seiko 7053-402
• Seiko 6226-649
• Seiko 0765-890
• Seiko 6362-543
• Seiko 4489-801
• Seiko 6364-428
• Seiko 6390-646
• Seiko 5680-701