




Black Sterling Silver Tanzanite Sistema Ring 12 mm
Parts of Four Jewelry – avant-garde silver jewelry with rough diamonds and talismanic objects by Evan Sugerman
- Black sterling silver
- Blue tanzanite stones
- Sistema ring build
- Terrestrial surface
- Modular pin construction
The Parts of Four Black Sterling Silver Tanzanite Sistema Ring defines a modular object ring with mineral depth and darkened surface structure.
Crafted from black oxidized sterling silver, the ring features three blue tanzanites set into a terrestrial surfaced form. The Sistema construction separates body and insert, creating a precise modular composition held through pinned assembly.
The black sterling finish may soften over time, giving the surface a natural evolution through wear. Each tanzanite carries natural variation, making every piece slightly individual in color, texture, and mineral presence.
⚠ Attention: This item can only be shipped to the European Union, Switzerland and the United Kingdom. Orders from outside these regions cannot be processed.
GERMANY
Delivery: 1–3 days (estimated)
DHL Standard: 5 €
DHL Express: 10 €
Free standard shipping over 99 €
EUROPE (EU)
Delivery: 1–5 days (estimated)
DHL Economy: 15 €
DHL Express: 20 €
Free economy shipping over 499 €
EUROPE 2 + UK (NON-EU EUROPE)
Delivery: 2–5 days (estimated)
DHL Economy: 18 €
DHL Express: 25 €
Free economy shipping over 499 €
NORTH AMERICA
Delivery: 2–6 days (estimated)
DHL Express: 45 €
Free express shipping over 999 €
WORLDWIDE
Delivery: 2–8 days (estimated)
DHL Express: 45 €
Free express shipping over 999 €
UKRAINE
Delivery: 6–16 days (estimated)
MEEST POST / NOVA POST: 10 €
RUSSIAN FEDERATION
Delivery: 10–16 days (estimated)
Deutsche Post International: 38 €
Delivery period days | Estimated
Returns are accepted within 14 days of delivery.
Return shipping costs are borne by the customer.
Items must be returned unused and in original condition.
Questions & Answers about – Black Sterling Silver Tanzanite Sistema Ring 12 mm
What stones are set into this Sistema ring?
This Sistema ring is set with three blue tanzanites. Natural variation may occur, giving each stone slightly individual color and mineral character.
What does the black sterling finish mean?
Black sterling is an oxidized sterling silver surface. The finish may soften with wear over time, which can be considered part of the material's evolution.
Where can I buy Parts of Four Black Sterling Tanzanite Sistema Ring?
Parts of Four Black Sterling Tanzanite Sistema Ring is available online at MONO-KROM Gallery with DHL Express delivery from Leipzig, Germany to the EU, Switzerland and the United Kingdom only.
What defines the Parts of Four Sistema construction?
The Parts of Four Sistema construction uses a separate body and insert joined with pins, allowing modular combinations of material, surface, and form.











