Master's MateSafety Initiative Network
The Master's Mate Safety Initiative Network (MMSIn) — like AAA for the ocean, but free & community-driven. Cruisers keeping each other safe: anchor-drag & distress alerts, a verified captains directory, and a watch network that has your back.
Cargo
BRAVE SAPPHIRE
MMSI 352003425 · Call sign 3E7569
Not yet on Master's MateType
Cargo
Flag
PANLength
123 m
Beam
22 m
Draft
7.9 m
Call sign
3E7569
IMO
9998274
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
21
BRAVE SAPPHIRE, a Panamanian ocean freighter, measures 123 metres on deck. Below, she has a beam of 22 m and a draft of 7.9 m. Look for MMSI 352003425, call sign 3E7569, IMO 9998274. BRAVE SAPPHIRE is welcome on the Master's Mate Safety Initiative Network — a free, community-run watch where boats look out for one another.
Free forever · No credit card · for commercial operators
Eyes on BRAVE SAPPHIRE, around the clock.
Real-time AIS, full systems telemetry, distress alerting and worldwide charts — your hull on one dashboard, from anywhere.
Put her on the dashboard — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Last known position · Jun 2, 2026
Position
34.5670° N, 129.0201° E
Transiting the Sea of Japan? You're never out there alone.
Thousands of cruisers on the Master's Mate Network — ready to help the moment something goes wrong.
Free with your claim · for commercial operators
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put BRAVE SAPPHIRE on the map. It hands you the full bridge:
Live AIS & Traffic
See every vessel around you in real time. Closest-approach warnings before they matter.
Systems Monitoring
Batteries, bilge, tanks, Victron & NMEA 2000 telemetry — your whole boat on one dashboard.
Distress Mesh
Mayday & Pan-Pan that ripple out to nearby cruisers — a watch network that has your back.
Worldwide Charts
Navionics-grade vector charts, satellite & raster overlays, online or off. Your whole cruising ground.
Weather & Routing
GRIB wind, swell & current on the chart. Plan passages with ETA-calibrated forecasts per leg.
Anchor Watch
GPS-precise drag alarms that actually wake you — and your whole crew. Sleep through the night.
Onboard Cameras
Watch your boat from anywhere — live feeds and 24h recording, straight from your gateway.
Hail Any Captain
A verified captains directory + direct hailing. Reach the boat next to you, or across the bay.
Claim BRAVE SAPPHIRE and switch it all on
Free to join · nothing to install to start · cancel anytime
About BRAVE SAPPHIRE
What kind of vessel is BRAVE SAPPHIRE?
BRAVE SAPPHIRE is a Cargo flagged to Panama.
Where was BRAVE SAPPHIRE last seen?
BRAVE SAPPHIRE was last reported in the Sea of Japan in Jun 2026 on public AIS.
What is BRAVE SAPPHIRE's MMSI?
BRAVE SAPPHIRE's MMSI is 352003425. Call sign 3E7569. IMO 9998274.
How big is BRAVE SAPPHIRE?
BRAVE SAPPHIRE is about 123 m long, 22 m on the beam, drawing 7.9 m.
Is BRAVE SAPPHIRE on the Master's Mate Safety Initiative Network?
Not yet. If BRAVE SAPPHIRE is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
© 2026 Master’s Mate. All rights reserved.