Seiko Cal. 4432 - 633

The 4432-633 is a sought-after Spring Drive piece from Seiko's golden era. It features a Silver dial protected by a Sapphire crystal and offers 60m of water resistance. [seikata-wm-1558f6ca3fe4]

Also known as: UFO

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

35mm

Case Thickness

14.8mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Silver

Jewels

33j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1973

Related Models

• Seiko 6246-615
• Seiko 4450-422
• Seiko 4443-924
• Seiko 6259-829
• Seiko 3849-322
• Seiko 6626-433
• Seiko 6659-991
• Seiko 4487-577
• Seiko 4439-887
• Seiko 0719-373
• Seiko 4578-904
• Seiko 7113-569