Seiko Cal. 6228 - 331

The 6228-331 is a sought-after Spring Drive piece from Seiko's golden era. It features a Green dial protected by a Hardlex crystal and offers 30m of water resistance. [seikata-wm-64477fb828f1]

Also known as: Arnie

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

10.8mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

30m

Dial Color

Green

Jewels

21j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1973

Related Models

• Seiko 5684-105
• Seiko 7088-488
• Seiko 4516-210
• Seiko 7056-228
• Seiko 6649-900
• Seiko 5664-288
• Seiko 4561-406
• Seiko 6353-871
• Seiko 3841-753
• Seiko 4512-866
• Seiko 6270-153
• Seiko 3891-944