Seiko Cal. 3872 - 618

This Spring Drive model from 1986 features a 41mm Hardlex-Coated Steel case. The Coin-Edge bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-1dcb384fb845]

Also known as: Navigator

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

13.6mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Green

Jewels

28j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1986

Related Models

• Seiko 6389-467
• Seiko 4523-828
• Seiko 6672-979
• Seiko 7162-627
• Seiko 5696-337
• Seiko 5679-418
• Seiko 5615-172
• Seiko 4534-359
• Seiko 6115-808
• Seiko 6218-613
• Seiko 3893-910
• Seiko 7023-128