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Radiant|Lab Grown|IGI

0.99ct E VS1 Radiant Lab Grown Diamond

EX • E/VS1 • IGI LG612318154

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

Certificate IGI LG612318154

Diamond specifications and retailer prices

From €160 EUR
$179 USD
As of October 30, 2026
Save €877 EUR (85%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €1,037 EUR at Flawless Fine Jewelry · As of October 31, 2026
View at Flawless Fine Jewelry

About this 0.99ct lab-grown radiant diamond

This 0.99ct lab-grown radiant sits in the just-under-one-carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG612318154 or 612318154. Listed at 16 retailers as of October 30, 2026, with prices from €160 to €1,037, a €877 spread on the same certified stone. Flawless Fine Jewelry lists it at €1,037. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.99
Carat
E
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle44.3°
Pavilion angle33.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG612318154
Dimensions6.47 × 5.07 × 3.41 mm
L/W Ratio1.28
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
6.47 mm5.07 mm0.99 ctE / VS1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG612318154
Side View
Table 67.0%Crown 44.3°Girdle: MED-STKPavilion 33.5°Culet: NoneDepth 67.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: €354 EUR|Low: €154 EUR|High: €940 EUR|Avg: €403 EUR|+3.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 31, 2026
Retailer 12€160 EUR
Retailer 3€179 EUR
Retailer 4€199 EUR
Retailer 13€199 EUR
Retailer 6€256 EUR
Retailer 11€352 EUR
Retailer 1€354 EUR
Retailer 7€359 EUR
Retailer 5€413 EUR
Retailer 2€638 EUR
Retailer 10€675 EUR
Retailer 8€687 EUR
Retailer 9€933 EUR

44 data points across 13 retailers

16 retailers€160 EUR to €1,037 EUR

A
Cheapest Retailer
-
€160 EUR
$179 USD
A
Retailer 2
-
€179 EUR
$200 USD
View
Final sale: no returns
A
Retailer 3
-
€186 EUR
$208 USD
View
A
Retailer 4
-
€199 EUR
$222 USD
View
A
Retailer 5
-
€199 EUR
$222 USD
View
A
Retailer 6
-
€256 EUR
£225 GBP
View
A
Retailer 7
-
€315 EUR
$352 USD
View
B+
Retailer 8
-
€352 EUR
$393 USD
View
A
Retailer 9
-
€354 EUR
£312 GBP
View
A
Retailer 10
-
€359 EUR
ZAR 6,480 ZAR
View
B+
Retailer 11
-
€413 EUR
$461 USD
View
B
Retailer 12
-
€638 EUR
$713 USD
View
B
Retailer 13
-
€675 EUR
$754 USD
View
B
Retailer 14
-
€687 EUR
$768 USD
View
Retailer 15
-
€933 EUR
£821 GBP
View
Price last confirmed 11 days ago
Most Expensive
B
Flawless Fine Jewelry
31FC6CB3C · Oct 31
€1,037 EUR
£912 GBP
View
15 more retailers have this diamond
Prices start from €160 EURSave up to €877 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.

A
0.99ct Radiant
€160 EUR