Seiko Cal. 6677 - 496

The Seiko 6677-496 represents an important milestone in Seiko's 1965 lineup. It features a Green dial protected by a Hardlex crystal and offers 120m of water resistance. [seikata-wm-353bc0b562a6]

Also known as: Helmet, Silverwave

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

39mm

Case Thickness

12.4mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

Green

Jewels

18j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1965

Related Models

• Seiko 6239-817
• Seiko 7157-193
• Seiko 4494-387
• Seiko 6663-122
• Seiko 5226-280
• Seiko 3820-242
• Seiko 5264-219
• Seiko 4598-755
• Seiko 7129-193
• Seiko 4582-231
• Seiko 7189-724
• Seiko 4516-479