Seiko Cal. 6658 - 171

The 6658-171 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Black dial protected by a Sapphire crystal and offers 100m of water resistance. [seikata-wm-3dbd74126ab1]

Also known as: Helmet

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

13.4mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

100m

Dial Color

Black

Jewels

33j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1995

Related Models

• Seiko 5286-941
• Seiko 3860-951
• Seiko 5216-284
• Seiko 6628-924
• Seiko 5667-255
• Seiko 0777-414
• Seiko 0732-602
• Seiko 6188-469
• Seiko 5659-764
• Seiko 6256-128
• Seiko 6327-307
• Seiko 7081-494