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Round|Lab Grown|IGI

2.80ct D SI1 Round Lab Grown Diamond

EX • D/SI1 • IGI LG816627450

Shape and cutting style on the report: Round brilliant

Certificate IGI LG816627450

Diamond specifications and retailer prices

From €290 EUR
$324 USD
As of October 29, 2026
Save €1,849 EUR (86%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €2,139 EUR at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 2.8ct lab-grown round diamond

This 2.8ct lab-grown round sits in the two to three carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG816627450 or 816627450. Listed at 15 retailers as of October 29, 2026, with prices from €290 to €2,139, a €1,849 spread on the same certified stone. Brilliant Earth lists it at €2,139. 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

2.80
Carat
D
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816627450
Dimensions9.09 × 9.03 × 5.45 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.09 mm9.03 mm2.80 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816627450
Side View
Table 59.0%Crown 33°Girdle: Slightly ThickPavilion 40.5°CuletDepth 60.1%

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 29
Current: €2,139 EUR|Low: €202 EUR|High: €3,885 EUR|Avg: €801 EUR|-44.9%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 31, 2026
Retailer 4€202 EUR
Retailer 9€290 EUR
Retailer 3€325 EUR
Retailer 10€360 EUR
Retailer 7€497 EUR
Retailer 6€575 EUR
Retailer 11€583 EUR
Retailer 2€641 EUR
Retailer 12€703 EUR
Retailer 8€883 EUR
Retailer 5€1,448 EUR
Brilliant Earth€2,139 EUR

42 data points across 12 retailers

15 retailers€290 EUR to €2,139 EUR

A
Cheapest Retailer
-
€290 EUR
$324 USD
A
Retailer 2
-
€325 EUR
$363 USD
View
Final sale: no returns
A
Retailer 3
-
€337 EUR
$376 USD
View
A
Retailer 4
-
€360 EUR
$402 USD
View
A
Retailer 5
-
€360 EUR
$402 USD
View
A
Retailer 6
-
€497 EUR
$555 USD
View
A
Retailer 7
-
€575 EUR
View
B+
Retailer 8
-
€583 EUR
$651 USD
View
A
Retailer 9
-
€641 EUR
£564 GBP
View
A
Retailer 10
-
€703 EUR
$785 USD
View
B+
Retailer 11
-
€883 EUR
$987 USD
View
Retailer 12
-
€967 EUR
$1,080 USD
View
Price last confirmed 37 days ago
B+
Retailer 13
-
€1,156 EUR
$1,291 USD
View
B
Retailer 14
-
€1,448 EUR
£1,274 GBP
View
Most Expensive
B
Brilliant Earth
20960737A · Oct 30
€2,139 EUR
$2,390 USD
View
14 more retailers have this diamond
Prices start from €290 EURSave up to €1,849 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
2.80ct Round
€290 EUR