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Round|Lab Grown|IGI

2.05ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG763601633

Shape and cutting style on the report: Round brilliant

Certificate IGI LG763601633

Diamond specifications and retailer prices

From $346 USD
HK$2,700 HKD
As of October 30, 2026
Save $866 USD (71%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $2,220 USD at Brilliant Earth · As of October 22, 2026
View at Brilliant Earth

About this 2.05ct lab-grown round diamond

This 2.05ct lab-grown round sits in the two to three carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG763601633 or 763601633. Listed at 9 retailers as of October 29, 2026, with a 251% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

2.05
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG763601633
Dimensions8.17 × 8.19 × 5.02 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.17 mm8.19 mm2.05 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG763601633
Side View
Table 58.0%Crown 34.4°Girdle: MED-STKPavilion 41°Culet: NoneDepth 61.4%

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: $2,220 USD|Low: $410 USD|High: $2,290 USD|Avg: $872 USD|-3.1%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 31, 2026
Retailer 4$410 USD
Retailer 2$495 USD
Retailer 3$569 USD
Retailer 7$572 USD
Retailer 6$573 USD
Retailer 5$1,212 USD
Brilliant Earth$2,220 USD

42 data points across 7 retailers

9 retailers$346 USD to $1,212 USD

A
Cheapest Retailer
-
$346 USD
HK$2,700 HKD
B+
Retailer 2
-
$410 USD
View
A
Retailer 3
-
$495 USD
€471 EUR
View
A
Retailer 4
-
$569 USD
£448 GBP
View
A
Retailer 5
-
$572 USD
View
A
Retailer 6
-
$573 USD
View
B
Retailer 7
-
$1,018 USD
View
B
Retailer 8
-
$1,212 USD
£954 GBP
View
Most Expensive
Brilliant Earth
17330594A · Oct 22
$2,220 USD
View
Price last confirmed 9 days ago
8 more retailers have this diamond
Prices start from $346 USDSave up to $866 USD

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
2.05ct Round
$346 USD