Seiko Cal. 4450 - 830

The Seiko 4450-830 represents an important milestone in Seiko's 1977 lineup. It features a Cream dial protected by a Sapphire crystal and offers 100m of water resistance. [seikata-wm-3e6e88b913cc]

Also known as: Sumo, Emperor

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

36mm

Case Thickness

10.6mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

100m

Dial Color

Cream

Jewels

30j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1977

Related Models

• Seiko 3893-180
• Seiko 6254-330
• Seiko 4554-703
• Seiko 6290-294
• Seiko 0794-803
• Seiko 5237-289
• Seiko 5687-667
• Seiko 7033-929
• Seiko 3866-742
• Seiko 7053-291
• Seiko 6162-847
• Seiko 7052-759