Seiko Cal. 3871 - 275

Seiko 3871-275

Released in 1998, the Cal. 3871 with design code 275 was part of Seiko's domestic market collection. The Inner Rotating bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-35fa08e05487]

Also known as: Helmet

Specifications

Movement
Spring Drive
Case Material
Two-Tone
Case Width
40mm
Case Thickness
13.8mm
Lug Width
18mm
Crystal
Acrylic
Bezel
Inner Rotating
Water Resistance
200m
Dial Color
Navy
Jewels
30j
Frequency
21,600 bph
Power Reserve
68 hours
Year
1998

Related Models

seikata-wm-35fa08e05487