Seiko Cal. 3857 - 778

Seiko 3857-778

Released in 1996, the Cal. 3857 with design code 778 was part of Seiko's domestic market collection. It features a White dial protected by a Hardlex crystal and offers 140m of water resistance. [seikata-wm-c322b8dbaf21]

Also known as: Bellmatic

Specifications

Movement
Automatic
Case Material
Stainless Steel
Case Width
35mm
Case Thickness
15.9mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
140m
Dial Color
White
Jewels
30j
Frequency
28,800 bph
Power Reserve
63 hours
Year
1996

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