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Round|Lab Grown|IGI

2.73ct E SI1 Round Lab Grown Diamond

EX • E/SI1 • IGI LG780609156

Shape and cutting style on the report: Round brilliant

Certificate IGI LG780609156

Diamond specifications and retailer prices

From HK$2,228 HKD
$284 USD
As of October 29, 2026
Save HK$25,389 HKD (92%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: HK$27,617 HKD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 2.73ct lab-grown round diamond

This 2.73ct lab-grown round sits in the two to three carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG780609156 or 780609156. Listed at 12 retailers as of October 29, 2026, with prices from HK$2,228 to HK$27,617, a HK$25,389 spread on the same certified stone. Brilliant Earth lists it at HK$27,617. 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

2.73
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.3°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780609156
Dimensions9.11 × 9.15 × 5.38 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
9.11 mm9.15 mm2.73 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780609156
Side View
Table 61.0%Crown 32.3°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 59.0%

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: HK$27,617 HKD|Low: HK$2,189 HKD|High: HK$69,863 HKD|Avg: HK$14,154 HKD|-3.0%
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
Retailer 14
Retailer 15
November 1, 2026
Retailer 12HK$2,228 HKD
Retailer 10HK$2,581 HKD
Retailer 2HK$4,147 HKD
Retailer 8HK$4,498 HKD
Retailer 4HK$5,156 HKD
Retailer 15HK$5,774 HKD
Retailer 11HK$8,481 HKD
Retailer 9HK$8,513 HKD
Retailer 13HK$8,873 HKD
Retailer 5HK$9,870 HKD
Retailer 6HK$9,921 HKD
Retailer 3HK$10,996 HKD
Retailer 14HK$11,120 HKD
Brilliant EarthHK$27,617 HKD
Retailer 7HK$69,863 HKD

28 data points across 15 retailers

12 retailersHK$2,228 HKD to HK$27,617 HKD

Retailer 1
-
HK$2,228 HKD
$284 USD
Price last confirmed 9 days ago
A
Retailer 2
-
HK$2,228 HKD
$284 USD
View
Retailer 3
-
HK$2,581 HKD
$329 USD
View
Price last confirmed 12 days ago
A
Retailer 4
-
HK$4,147 HKD
£416 GBP
View
Retailer 5
-
HK$4,498 HKD
€546 EUR
View
Price last confirmed 8 days ago
A
Retailer 6
-
HK$5,774 HKD
$736 USD
View
B+
Retailer 7
-
HK$8,481 HKD
$1,081 USD
View
B+
Retailer 8
-
HK$8,513 HKD
$1,085 USD
View
Retailer 9
-
HK$8,873 HKD
$1,131 USD
View
Price last confirmed 10 days ago
Retailer 10
-
HK$10,996 HKD
SGD 1,894 SGD
View
Price last confirmed 19 days ago
Retailer 11
-
HK$11,120 HKD
£1,116 GBP
View
Price last confirmed 11 days ago
Most Expensive
B
Brilliant Earth
20808140A · Oct 31
HK$27,617 HKD
$3,520 USD
View
11 more retailers have this diamond
Prices start from HK$2,228 HKDSave up to HK$25,389 HKD

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
2.73ct Round
HK$2,228 HKD