Seiko Cal. 4578 - 320

This Spring Drive model from 1994 features a 35mm Two-Tone case. Powered by the 4578 caliber with 23j jewels beating at 28,800 bph, it delivers a 42 hours power reserve. [seikata-wm-a9e6e929a3fa]

Also known as: Monster

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

35mm

Case Thickness

9.3mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Green

Jewels

23j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1994

Related Models

• Seiko 5214-691
• Seiko 0715-286
• Seiko 6681-935
• Seiko 6399-665
• Seiko 6644-416
• Seiko 7048-264
• Seiko 6372-385
• Seiko 6210-841
• Seiko 5294-229
• Seiko 6232-527
• Seiko 0790-208
• Seiko 6290-486