Pistols

- Glock | Fade (condition: Factory New)
A classic! Even thought it's not available with the StatTrak and also lootable in game at the beginning, this Pistol seen his price fly over time because it's still one of the most popular glocks and of course, really hype.
Listed price: between 25€ and 50€

- P250 StatTrak| Mehndi (condition: Factory New)
P250 that comes with an Iranian fabric, the colors agreement with the StatTrak is almost perfect. 
Listed price: between 35€ and 60€

- P250 and Tech-9 | Nuclear Threat (condition: Factory New)
Also not available with the StatTrak and thanks to its unique and classic look, really rare in Factory New and also really wanted by the collectors.
Listed price: over 200€ for the P250 and over 100€ for the Tech-9

- CZ75-Auto StatTrak | Victoria (condition: Factory New)
The newcomer in the pistol family celebrates its introduction to the game with a really nice and detailed skin: golden edge, hand made thin prints that gives a really Victorian look.
Listed price: between 50€ and 80€

SMGs

- MP7 | Whiteout (condition: Factory New)
The equivalent of the MP5 on CS:GO in a fully white edition with a really nice look in game that radically changes from the usual black skins that we have been using for years.
Listed price: between 20€ and 40€

- MP9 | Bulldozer (condition: Factory New)
A nice small SMG, appreciated by the players with a low rate of drop (luck to get this weapon in a Factory New condition) a simple appearance and an effective name.
Listed price: between 30€ and 60€

Rifles

- M4A4 | Radiation Hazard (condition: Factory New)
It's the rifle equivalent to the P250 | Nuclear Threat: the weapon is not available in StatTrak, but with her low rate of drop and her "flashy" look, this M4A4 is a really wanted by the collectors and can be catch for less than 20€ on the community Market.
Listed price: between 90€ and 150€

- M4A4 | Modern Hunter (condition: Factory New)
Like her sister Radiation Hazard, no StatTrak available and a low rate of drop but a more discreet and simple look.
Listed price: between 150€ and 220€

- AK-47 StatTrak | Case Hardened "FULL BLUE" (condition: whatever, least used will be the best)
The Case Hardened pattern has over time developed many fans looking for the "Full Blue" or the "Full Golden" (the blue is really appreciated thanks to its pleasant look in game, especially with the shaders set to "high"). In that special case, the blue pattern is the main one and gives almost a single-colored appearance, mainly when it's on the top side of the russian rifle.
Listed price: between 20€ (with a little bit of patience and research on the market) and 300€

- AK-47 StatTrak | Fire Serpent (condition: Factory New or Minimal Wear)
Appreciated by a lot of players including Fifflaren, it just passed the 300€ bar in its Minimal Wear condition. Its Inca civilization style really colorful inspired from the de_ruins map gives a unique aspect for an AK-47, which got its metallic parts almost fully painted for the first time.
Furthermore, it seems like there is only one and unique StatTrak AK Fire Serpent Factory New in the world!
Listed price: 300€ in minimal wear and unknown for the factory new.

The AWP

- AWP StatTrak | Asiimov (condition: up to now, Field Tested)
Like its little sister M4A4, the AWP Asiimov was elected favorite weapon of the community. It's currently used by the best AWPers in the world like kennyS, GuardiaN or markeloff. This AWP has the same particularity as the M4A4 : it hasn't been found in a better condition that Field Tested yet, but be careful, there are huge differences of finishes, especially in this condition : some are really clean and others have only a few scratches, which consequently affects the price. 
Listed price: over 300€ for the Field Tested AWP (and around 180€ for the M4A4)