Seiko Cal. 5284 - 354

The 5284-354 is a sought-after Quartz piece from Seiko's golden era. Powered by the 5284 caliber with 33j jewels beating at 28,800 bph, it delivers a 37 hours power reserve. [seikata-wm-b96a5b9501a2]

Also known as: Sumo

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

12.0mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Black

Jewels

33j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1978

Related Models

• Seiko 6312-844
• Seiko 6312-979
• Seiko 4493-548
• Seiko 4588-294
• Seiko 7073-585
• Seiko 3859-332
• Seiko 4469-491
• Seiko 4579-602
• Seiko 5644-390
• Seiko 4581-195
• Seiko 6211-651
• Seiko 5264-729