TACTICAL FROGHeimdallr Titanium Case Sea Ghost NTTD Dive Watches for Men, NH35A Movement C3 Luminous Mens Automatic Watches, 200 Meter Water Resistant, Mesh Band

Q: Is this the latest version (v2)?

I contacted seller and they said that it was the v-2 version.

Q: What is the second crown or stem for? Specifically the crown at the 10 o’clock position on the case?

I t is a helium escape valve for when decompression is needed after diving .

3.5/5

Product ID: 659660099

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TACTICAL FROG Heimdallr Titanium Case Sea Ghost NTTD Dive Watches for Men, NH35A Movement C3 Luminous Mens Automatic Watches, 200 Meter Water Resistant, Mesh Band

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TACTICAL FROGHeimdallr Titanium Case Sea Ghost NTTD Dive Watches for Men, NH35A Movement C3 Luminous Mens Automatic Watches, 200 Meter Water Resistant, Mesh Band