Seiko Cal. 6687 - 428

Seiko 6687-428

The 6687-428 is a sought-after Kinetic piece from Seiko's golden era. It features a Burgundy dial protected by a Mineral crystal and offers 180m of water resistance. [seikata-wm-da5488383e8e]

Also known as: Monster

Specifications

Movement
Kinetic
Case Material
Two-Tone
Case Width
40mm
Case Thickness
11.6mm
Lug Width
21mm
Crystal
Mineral
Bezel
Rotating
Water Resistance
180m
Dial Color
Burgundy
Jewels
19j
Frequency
36,000 bph
Power Reserve
69 hours
Year
1972

Related Models

seikata-wm-da5488383e8e