Seiko Cal. 5231 - 406

The Seiko 5231-406 represents an important milestone in Seiko's 1998 lineup. It features a Black dial protected by a Sapphire crystal and offers 150m of water resistance. [seikata-wm-9d6d78c712e0]

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

8.5mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Black

Jewels

24j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1998

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