Seiko Cal. 6639 - 254

Seiko 6639-254

The 6639-254 is a sought-after Automatic piece from Seiko's golden era. It features a Burgundy dial protected by a Hardlex crystal and offers 140m of water resistance. [seikata-wm-df87d08615f6]

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
38mm
Case Thickness
11.4mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Fixed
Water Resistance
140m
Dial Color
Burgundy
Jewels
35j
Frequency
36,000 bph
Power Reserve
43 hours
Year
1999

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