CaratHunter
Plans
Radiant|Lab Grown|IGI

1.02ct D SI2 Radiant Lab Grown Diamond

ID • D/SI2 • IGI LG472171946

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG472171946

Diamond specifications and retailer prices

From €562 EUR
As of November 6, 2026
Save €1,105 EUR (66%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €1,836 EUR at NZ Jewellers · As of November 6, 2026
View at NZ Jewellers

About this 1.02ct lab-grown radiant diamond

This 1.02ct lab-grown radiant sits in the classic one-carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG472171946 or 472171946. Listed at 11 retailers as of November 4, 2026, with a 196% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.02
Carat
D
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle49.5°
Pavilion angle30.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG472171946
Dimensions6.36 × 5.03 × 3.47 mm
L/W Ratio1.26
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.36 mm5.03 mm1.02 ctD / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG472171946
Side View
Table 65.0%Crown 49.5°Girdle: MediumPavilion 30.1°Culet: NoneDepth 69.0%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: €1,836 EUR|Low: €540 EUR|High: €2,783 EUR|Avg: €1,147 EUR
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 5€562 EUR
Retailer 9€613 EUR
Retailer 10€630 EUR
Retailer 7€653 EUR
Retailer 6€797 EUR
Retailer 8€1,069 EUR
Retailer 2€1,083 EUR
Retailer 4€1,668 EUR
NZ Jewellers€1,836 EUR
Retailer 3€2,743 EUR

43 data points across 10 retailers

11 retailers€562 EUR to €1,668 EUR

B+
Cheapest Retailer
-
€562 EUR
B
Retailer 2
-
€613 EUR
View
B
Retailer 3
-
€630 EUR
View
Final sale: no returns
Retailer 4
-
€653 EUR
View
Price last confirmed 22 days ago
B
Retailer 5
-
€653 EUR
View
B
Retailer 6
-
€797 EUR
View
B
Retailer 7
-
€1,069 EUR
View
B
Retailer 8
-
€1,083 EUR
View
B
Retailer 9
-
€1,668 EUR
View
Most Expensive
NZ Jewellers
44153f0a-6297-4d48-825f-87e7524fe509 · Nov 6
€1,836 EUR
$2,050 USD
View
Price under review
9 more retailers have this diamond
Prices start from €562 EURSave up to €1,105 EUR

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

B+
1.02ct Radiant
€562 EUR