Seiko Cal. 3855 - 584

The Seiko 3855-584 represents an important milestone in Seiko's 1970 lineup. It features a Green dial protected by a Hardlex crystal and offers 90m of water resistance. [seikata-wm-a80c4d8473eb]

Also known as: Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

37mm

Case Thickness

11.8mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

90m

Dial Color

Green

Jewels

20j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1970

Related Models

• Seiko 4460-526
• Seiko 7047-631
• Seiko 4558-292
• Seiko 3883-102
• Seiko 6269-525
• Seiko 5215-729
• Seiko 3855-877
• Seiko 0771-728
• Seiko 6610-984
• Seiko 4552-921
• Seiko 4530-337
• Seiko 6130-166