Seiko Cal. 5284 - 439

This Quartz model from 1986 features a 42mm Two-Tone case. Powered by the 5284 caliber with 25j jewels beating at 28,800 bph, it delivers a 49 hours power reserve. [seikata-wm-2646b4a31a7f]

Also known as: UFO, Crown

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

42mm

Case Thickness

15.3mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

25j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1986

Related Models

• Seiko 6192-691
• Seiko 6176-856
• Seiko 4525-960
• Seiko 0762-600
• Seiko 3841-848
• Seiko 6112-764
• Seiko 4552-289
• Seiko 6327-280
• Seiko 5642-770
• Seiko 5676-711
• Seiko 3858-763
• Seiko 6662-854