Seiko Cal. 6646 - 920

The 6646-920 is a sought-after Automatic piece from Seiko's golden era. It features a Silver dial protected by a Acrylic crystal and offers 30m of water resistance. [seikata-wm-daaff52ecc67]

Also known as: Silverwave, Arnie

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

38mm

Case Thickness

13.6mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Silver

Jewels

26j

Frequency

28,800 bph

Power Reserve

46 hours

Year

1996

Related Models

• Seiko 5220-131
• Seiko 5235-401
• Seiko 7016-629
• Seiko 6142-424
• Seiko 4544-195
• Seiko 7160-144
• Seiko 7037-680
• Seiko 6359-665
• Seiko 6639-786
• Seiko 5231-106
• Seiko 5699-821
• Seiko 5235-417