Seiko Cal. 3840 - 539

The Seiko 3840-539 represents an important milestone in Seiko's 1987 lineup. Powered by the 3840 caliber with 22j jewels beating at 28,800 bph, it delivers a 57 hours power reserve. [seikata-wm-d32ea84bfed6]

Also known as: Samurai, Pogue

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

43mm

Case Thickness

9.4mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Cream

Jewels

22j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1987

Related Models

• Seiko 5284-817
• Seiko 7018-998
• Seiko 7117-207
• Seiko 5649-315
• Seiko 5225-739
• Seiko 5610-210
• Seiko 5267-240
• Seiko 7077-697
• Seiko 0755-245
• Seiko 0715-963
• Seiko 6160-843
• Seiko 6261-384