Seiko Cal. 7131 - 369

Released in 1982, the Cal. 7131 with design code 369 was part of Seiko's domestic market collection. It features a Navy dial protected by a Mineral crystal and offers 130m of water resistance. [seikata-wm-5df24ca64c00]

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

13.5mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

130m

Dial Color

Navy

Jewels

35j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1982

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