Seiko Cal. 6131 - 644

The 6131-644 is a sought-after Automatic piece from Seiko's golden era. It features a Burgundy dial protected by a Mineral crystal and offers 110m of water resistance. [seikata-wm-4121ebde3ef6]

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

43mm

Case Thickness

11.0mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Burgundy

Jewels

29j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1991

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