Seiko Cal. 5682 - 431

Released in 1989, the Cal. 5682 with design code 431 was part of Seiko's domestic market collection. It features a Navy dial protected by a Mineral crystal and offers 120m of water resistance. [seikata-wm-c6c41f87b0b3]

Also known as: Helmet, Bellmatic

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

10.5mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Navy

Jewels

24j

Frequency

28,800 bph

Power Reserve

67 hours

Year

1989

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