Seiko Cal. 4550 - 946

The 4550-946 is a sought-after Automatic piece from Seiko's golden era. It features a Champagne dial protected by a Sapphire crystal and offers 200m of water resistance. [seikata-wm-aeb7ee27d496]

Also known as: Silverwave, Baby Tuna

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

36mm

Case Thickness

9.6mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Champagne

Jewels

18j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1967

Related Models

• Seiko 5630-626
• Seiko 5639-989
• Seiko 4418-182
• Seiko 4456-256
• Seiko 4437-356
• Seiko 4491-420
• Seiko 3824-766
• Seiko 7154-745
• Seiko 4453-290
• Seiko 0769-395
• Seiko 5277-494
• Seiko 3821-280