Seiko Cal. 6381 - 233

The Seiko 6381-233 represents an important milestone in Seiko's 1974 lineup. It features a Navy dial protected by a Hardlex crystal and offers 180m of water resistance. [seikata-wm-117707e5b614]

Also known as: Silverwave

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

8.0mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

180m

Dial Color

Navy

Jewels

21j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1974

Related Models

• Seiko 7166-100
• Seiko 4414-899
• Seiko 6188-122
• Seiko 7173-147
• Seiko 3841-921
• Seiko 6282-541
• Seiko 4426-899
• Seiko 6153-637
• Seiko 6186-727
• Seiko 6683-449
• Seiko 6663-287
• Seiko 6396-444