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Round|Lab Grown|IGI

0.90ct D SI1 Round Lab Grown Diamond

EX • D/SI1 • IGI LG510193105

Shape and cutting style on the report: Round brilliant

Certificate IGI LG510193105

Diamond specifications and retailer prices

From €187 EUR
$209 USD
As of October 26, 2026
Save €907 EUR (83%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €1,094 EUR at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 0.9ct lab-grown round diamond

This 0.9ct 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 LG510193105 or 510193105. Listed at 18 retailers as of October 26, 2026, with prices from €187 to €1,094, a €907 spread on the same certified stone. Reve Diamonds lists it at €1,094. 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

0.90
Carat
D
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG510193105
Dimensions6.14 × 6.18 × 3.84 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
6.14 mm6.18 mm0.90 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG510193105
Side View
Table 55.0%Crown 36.5°Girdle: MediumPavilion 40.2°Culet: NoneDepth 62.3%

Caratlytics Score

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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 26
Current: €391 EUR|Low: €180 EUR|High: €941 EUR|Avg: €438 EUR|+2.2%
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 11€187 EUR
Retailer 9€217 EUR
Retailer 3€232 EUR
Retailer 6€232 EUR
Retailer 2€260 EUR
Retailer 1€391 EUR
Retailer 4€399 EUR
Retailer 7€427 EUR
Retailer 5€439 EUR
Retailer 10€447 EUR
Retailer 8€746 EUR
Retailer 13€748 EUR
Retailer 12€934 EUR

41 data points across 13 retailers

18 retailers€187 EUR to €1,094 EUR

A
Cheapest Retailer
-
€187 EUR
$209 USD
A
Retailer 2
-
€209 EUR
$234 USD
View
Final sale: no returns
A
Retailer 3
-
€217 EUR
$242 USD
View
A
Retailer 4
-
€232 EUR
$259 USD
View
Retailer 5
-
€232 EUR
$259 USD
View
Price last confirmed 19 days ago
A
Retailer 6
-
€260 EUR
$291 USD
View
A
Retailer 7
-
€264 EUR
HK$2,300 HKD
View
B+
Retailer 8
-
€391 EUR
View
B+
Retailer 9
-
€399 EUR
$446 USD
View
B+
Retailer 10
-
€427 EUR
£376 GBP
View
B
Retailer 11
-
€439 EUR
$490 USD
View
B+
Retailer 12
-
€447 EUR
£393 GBP
View
B
Retailer 13
-
€629 EUR
SGD 949 SGD
View
B
Retailer 14
-
€746 EUR
$833 USD
View
B
Retailer 15
-
€748 EUR
$836 USD
View
B
Retailer 16
-
€793 EUR
$886 USD
View
B
Retailer 17
-
€934 EUR
£822 GBP
View
Most Expensive
B
Reve Diamonds
073C2E15C · Oct 30
€1,094 EUR
$1,222 USD
View
17 more retailers have this diamond
Prices start from €187 EURSave up to €907 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
0.90ct Round
€187 EUR