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Round|Lab Grown|IGI

2.50ct G IF Round Lab Grown Diamond

EX • G/IF • IGI LG850681111

Shape and cutting style on the report: Round brilliant

Certificate IGI LG850681111

Diamond specifications and retailer prices

From €630 EUR
HK$5,500 HKD
As of October 31, 2026
Save €3,004 EUR (83%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €3,634 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 2.5ct lab-grown round diamond

This 2.5ct lab-grown round sits in the two to three carat band, graded G colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG850681111 or 850681111. Listed at 13 retailers as of October 31, 2026, with prices from €630 to €3,634, a €3,004 spread on the same certified stone. Brilliant Earth lists it at €3,634. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

2.50
Carat
G
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG850681111
Dimensions8.64 × 8.68 × 5.42 mm
L/W Ratio1.00
Girdle conditionFaceted
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
8.64 mm8.68 mm2.50 ctG / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG850681111
Side View
Table 57.0%Crown 34.5°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 62.6%

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 31
Current: €3,634 EUR|Low: €630 EUR|High: €3,634 EUR|Avg: €1,349 EUR
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 1, 2026
Retailer 12€630 EUR
Retailer 4€698 EUR
Retailer 13€772 EUR
Retailer 9€879 EUR
Retailer 2€889 EUR
Retailer 8€932 EUR
Retailer 7€1,278 EUR
Retailer 11€1,389 EUR
Retailer 6€1,485 EUR
Retailer 3€1,822 EUR
Retailer 5€2,029 EUR
Retailer 10€2,416 EUR
Brilliant Earth€3,634 EUR

5 data points across 13 retailers

13 retailers€630 EUR to €3,634 EUR

A
Cheapest Retailer
-
€630 EUR
HK$5,500 HKD
A
Retailer 2
-
€698 EUR
$780 USD
View
A
Retailer 3
-
€772 EUR
$862 USD
View
A
Retailer 4
-
€879 EUR
View
A
Retailer 5
-
€889 EUR
£782 GBP
View
A
Retailer 6
-
€932 EUR
£820 GBP
View
A
Retailer 7
-
€1,278 EUR
A$2,196 AUD
View
B+
Retailer 8
-
€1,389 EUR
ZAR 25,069 ZAR
View
B+
Retailer 9
-
€1,485 EUR
$1,659 USD
View
B+
Retailer 10
-
€1,822 EUR
SGD 2,751 SGD
View
B+
Retailer 11
-
€2,029 EUR
$2,267 USD
View
B
Retailer 12
-
€2,416 EUR
£2,125 GBP
View
Most Expensive
B
Brilliant Earth
22315649A · Oct 31
€3,634 EUR
$4,060 USD
View
12 more retailers have this diamond
Prices start from €630 EURSave up to €3,004 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
2.50ct Round
€630 EUR