Seiko Cal. 4430 - 494

The 4430-494 is a sought-after Quartz piece from Seiko's golden era. Powered by the 4430 caliber with 25j jewels beating at 21,600 bph, it delivers a 51 hours power reserve. [seikata-wm-c788ea43e106]

Also known as: Sumo, Rally

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

36mm

Case Thickness

10.5mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

Burgundy

Jewels

25j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1970

Related Models

• Seiko 5257-444
• Seiko 6242-972
• Seiko 4537-711
• Seiko 6361-593
• Seiko 6631-757
• Seiko 5271-712
• Seiko 7090-948
• Seiko 6318-490
• Seiko 6615-686
• Seiko 6273-611
• Seiko 6288-615
• Seiko 7019-534