← Seiko Tuna

Seiko Tuna SBBN013

Baby Tuna

AI-researched · high confidence

Last independently verified Aug 2026

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Specifications

Case size
48 mm
Thickness
15.3 mm
Case
titanium, ceramic, and stainless steel, round
Bezel
unidirectional rotating
Crystal
sapphire
Water resistance
1000 m
Caliber
7C46
Movement maker
Seiko
Movement type
Quartz
Dial
black
Produced
2009–2015

Unsent wear entries