Seiko Cal. 5621 - 378

Seiko 5621-378

The Seiko 5621-378 represents an important milestone in Seiko's 1992 lineup. It features a Silver dial protected by a Sapphire crystal and offers 60m of water resistance. [seikata-wm-18cf0e12f435]

Also known as: Sportsmatic

Specifications

Movement
Kinetic
Case Material
Hardlex-Coated Steel
Case Width
37mm
Case Thickness
12.2mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
60m
Dial Color
Silver
Jewels
35j
Frequency
28,800 bph
Power Reserve
56 hours
Year
1992

Related Models

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