Seiko Cal. 4450 - 591

The 4450-591 is a sought-after Spring Drive piece from Seiko's golden era. It features a Black dial protected by a Sapphire crystal and offers 200m of water resistance. [seikata-wm-05abaca0ac12]

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

44mm

Case Thickness

14.4mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Black

Jewels

30j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1981

Related Models

• Seiko 6131-901
• Seiko 7143-589
• Seiko 6331-214
• Seiko 5626-997
• Seiko 6138-873
• Seiko 3865-784
• Seiko 4551-763
• Seiko 7132-557
• Seiko 3888-183
• Seiko 6357-729
• Seiko 4461-457
• Seiko 4510-158