Seiko Cal. 6677 - 451

The 6677-451 is a sought-after Automatic piece from Seiko's golden era. It features a Green dial protected by a Hardlex crystal and offers 150m of water resistance. [seikata-wm-fc9a51a0d812]

Also known as: Bullhead, Silverwave

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

9.2mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Green

Jewels

21j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1989

Related Models

• Seiko 7089-543
• Seiko 5694-280
• Seiko 5610-471
• Seiko 5624-780
• Seiko 6247-610
• Seiko 5277-206
• Seiko 3847-567
• Seiko 4478-749
• Seiko 6388-916
• Seiko 4579-706
• Seiko 4569-953
• Seiko 6334-216