Image 1 : single GI dome, plain enviroment.

Image 2: IBL, 1 GI dome, Plain using Agentsmiths Granite texture for that Cammo look.

Image 3: 2 GI domes, No IBL, Reflective floor mat.

Fantastic Model, A tiny  bit heavy with parts because Bryce turned the 3DS obj to boxes. Easy enough to move around in the scene. A charm to render in a simple enviroment, and as expected: more time consuming in a detailed backdrop.

Outstanding work Thor.

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Ockham's razor- It's that simple