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Round|Lab Grown|IGI

0.99ct D SI1 Round Lab Grown Diamond

ID • D/SI1 • IGI LG722571582

Shape and cutting style on the report: Round brilliant

Certificate IGI LG722571582

Diamond specifications and retailer prices

From €147 EUR
$164 USD
As of October 29, 2026
Save €818 EUR (85%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €965 EUR at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 0.99ct lab-grown round diamond

This 0.99ct lab-grown round sits in the just-under-one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG722571582 or 722571582. Listed at 18 retailers as of October 29, 2026, with prices from €147 to €965, a €818 spread on the same certified stone. Reve Diamonds lists it at €965. 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

0.99
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG722571582
Dimensions6.44 × 6.39 × 3.92 mm
L/W Ratio1.01
Girdle conditionFaceted
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
6.44 mm6.39 mm0.99 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG722571582
Side View
Table 56.0%Crown 33.7°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 61.0%

Caratlytics Score

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

Price History

Last verified: Oct 29
Current: €352 EUR|Low: €115 EUR|High: €965 EUR|Avg: €405 EUR|+10.3%
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
Retailer 14
Reve Diamonds
October 31, 2026
Retailer 10€147 EUR
Retailer 8€164 EUR
Retailer 11€170 EUR
Retailer 4€182 EUR
Retailer 13€265 EUR
Retailer 7€318 EUR
Retailer 3€328 EUR
Retailer 14€340 EUR
Retailer 1€352 EUR
Retailer 2€397 EUR
Retailer 5€471 EUR
Retailer 12€499 EUR
Retailer 6€634 EUR
Retailer 9€855 EUR
Reve Diamonds€965 EUR

43 data points across 15 retailers

18 retailers€147 EUR to €965 EUR

Retailer 1
-
€146 EUR
$163 USD
Price last confirmed 43 days ago
A
Retailer 2
-
€147 EUR
$164 USD
View
A
Retailer 3
-
€164 EUR
$183 USD
View
Final sale: no returns
A
Retailer 4
-
€170 EUR
$190 USD
View
Retailer 5
-
€178 EUR
$199 USD
View
Price last confirmed 42 days ago
A
Retailer 6
-
€182 EUR
$203 USD
View
A
Retailer 7
-
€265 EUR
$296 USD
View
A
Retailer 8
-
€318 EUR
£280 GBP
View
B+
Retailer 9
-
€328 EUR
$366 USD
View
Retailer 10
-
€340 EUR
$380 USD
View
Price last confirmed 13 days ago
B+
Retailer 11
-
€352 EUR
View
B+
Retailer 12
-
€397 EUR
$444 USD
View
B+
Retailer 13
-
€471 EUR
$526 USD
View
B+
Retailer 14
-
€499 EUR
A$858 AUD
View
Retailer 15
-
€580 EUR
$648 USD
View
Price last confirmed 40 days ago
B
Retailer 16
-
€634 EUR
$708 USD
View
B
Retailer 17
-
€855 EUR
£752 GBP
View
Most Expensive
B
Reve Diamonds
443F7CADA · Oct 30
€965 EUR
$1,078 USD
View
17 more retailers have this diamond
Prices start from €147 EURSave up to €818 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 Round
€147 EUR