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Seiko · Prospex

Marinemaster

Ref. SBDX017 — “MM300

discontinuedUpdated MM300DocumentedLast reviewed Not yet reviewed

Overview

Nickname
MM300
Production
2015–2020
Era
Updated MM300
Status
discontinued

Case

Case diameter
44.3mm
Case material
Stainless steel with super-hard coating
Bezel
Unidirectional 60-minute
Crystal
Sapphire
Crown
Screw-down crown at 4
Water resistance
300m

Dial & Hands

Dial
Black
Lume
LumiBrite
Lume type
LumiBrite

Movement

Movement
Automatic
Caliber
8L35
Manufacturer
Seiko
Winding
automatic
Complications
Date