Seiko Cal. 3881 - 921

Seiko 3881-921

Released in 1982, the Cal. 3881 with design code 921 was part of Seiko's domestic market collection. It features a Black dial protected by a Mineral crystal and offers 200m of water resistance. [seikata-wm-67f0b3be332a]

Also known as: Turtle, UFO

Specifications

Movement
Kinetic
Case Material
Two-Tone
Case Width
36mm
Case Thickness
13.3mm
Lug Width
20mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
200m
Dial Color
Black
Jewels
31j
Frequency
21,600 bph
Power Reserve
64 hours
Year
1982

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