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Round|Lab Grown|IGI

2.09ct D SI1 Round Lab Grown Diamond

ID • D/SI1 • IGI LG778667403

Shape and cutting style on the report: Round brilliant

Certificate IGI LG778667403

Diamond specifications and retailer prices

From HK$2,173 HKD
As of November 5, 2026
Save HK$9,987 HKD (82%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: HK$12,160 HKD at Brilliant Earth · As of November 5, 2026
View at Brilliant Earth

About this 2.09ct lab-grown round diamond

This 2.09ct 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 LG778667403 or 778667403. Listed at 16 retailers as of November 5, 2026, with prices from HK$2,173 to HK$12,160, a HK$9,987 spread on the same certified stone. Brilliant Earth lists it at HK$12,160. 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

2.09
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778667403
Dimensions8.28 × 8.23 × 4.98 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.28 mm8.23 mm2.09 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778667403
Side View
Table 59.0%Crown 33.5°Girdle: MediumPavilion 40.7°Culet: NoneDepth 60.4%

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: Nov 5
Current: HK$12,160 HKD|Low: HK$2,118 HKD|High: HK$12,866 HKD|Avg: HK$5,788 HKD|-5.5%
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
Retailer 16
Retailer 17
November 6, 2026
Retailer 8HK$2,173 HKD
Retailer 16HK$2,526 HKD
Retailer 5HK$2,699 HKD
Retailer 6HK$2,699 HKD
Retailer 7HK$3,624 HKD
Retailer 3HK$3,923 HKD
Retailer 15HK$3,923 HKD
Retailer 2HK$4,417 HKD
Retailer 10HK$4,660 HKD
Retailer 17HK$5,146 HKD
Retailer 14HK$5,186 HKD
Retailer 4HK$5,515 HKD
Retailer 13HK$6,967 HKD
Retailer 9HK$8,669 HKD
Retailer 12HK$9,100 HKD
Retailer 11HK$10,779 HKD
Brilliant EarthHK$12,160 HKD

44 data points across 17 retailers

16 retailersHK$2,173 HKD to HK$12,160 HKD

A
Cheapest Retailer
-
HK$2,173 HKD
A
Retailer 2
-
HK$2,526 HKD
View
A
Retailer 3
-
HK$2,699 HKD
View
Retailer 4
-
HK$2,699 HKD
View
Price last confirmed 12 days ago
B+
Retailer 5
-
HK$3,624 HKD
View
A
Retailer 6
-
HK$3,923 HKD
View
A
Retailer 7
-
HK$4,417 HKD
View
A
Retailer 8
-
HK$4,660 HKD
View
A
Retailer 9
-
HK$5,146 HKD
View
A
Retailer 10
-
HK$5,186 HKD
View
A
Retailer 11
-
HK$5,515 HKD
View
B+
Retailer 12
-
HK$6,967 HKD
View
B+
Retailer 13
-
HK$8,669 HKD
View
B+
Retailer 14
-
HK$9,100 HKD
View
B
Retailer 15
-
HK$10,779 HKD
View
Most Expensive
B
Brilliant Earth
18492787A · Nov 5
HK$12,160 HKD
$1,550 USD
View
15 more retailers have this diamond
Prices start from HK$2,173 HKDSave up to HK$9,987 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
2.09ct Round
HK$2,173 HKD