CaratHunter
Plans
Round|Lab Grown|GIA

2.09ct D SI1 Round Lab Grown Diamond

EX • D/SI1 • GIA 2488551189

Certificate GIA 2488551189

Diamond specifications and retailer prices

From HK$3,954 HKD
As of November 5, 2026
Save HK$16,757 HKD (81%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: HK$20,711 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 GIA 2488551189. Listed at 16 retailers as of November 5, 2026, with prices from HK$3,954 to HK$20,711, a HK$16,757 spread on the same certified stone. Brilliant Earth lists it at HK$20,711. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.8°
OriginLab Grown
Grading LabGIA
CertificateGIA 2488551189
Dimensions8.21 × 8.19 × 5.04 mm
L/W Ratio1.00
Star length50%
Lower girdle75%
Top View
8.21 mm8.19 mm2.09 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2488551189
Side View
Table 57.0%Crown 34°Girdle: MED-STKPavilion 40.8°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: Nov 5
Current: HK$20,711 HKD|Low: HK$3,797 HKD|High: HK$20,727 HKD|Avg: HK$8,598 HKD
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
November 6, 2026
Retailer 12HK$3,954 HKD
Retailer 3HK$4,433 HKD
Retailer 5HK$4,433 HKD
Retailer 14HK$4,903 HKD
Retailer 10HK$6,002 HKD
Retailer 11HK$6,590 HKD
Retailer 4HK$6,833 HKD
Retailer 2HK$7,131 HKD
Retailer 7HK$7,351 HKD
Retailer 13HK$9,453 HKD
Retailer 9HK$10,764 HKD
Retailer 6HK$12,905 HKD
Retailer 8HK$20,484 HKD
Brilliant EarthHK$20,711 HKD

43 data points across 14 retailers

16 retailersHK$3,954 HKD to HK$20,711 HKD

A
Cheapest Retailer
-
HK$3,954 HKD
A
Retailer 2
-
HK$4,433 HKD
View
Final sale: no returns
A
Retailer 3
-
HK$4,433 HKD
View
Retailer 4
-
HK$4,903 HKD
View
Price last confirmed 21 days ago
A
Retailer 5
-
HK$4,903 HKD
View
B+
Retailer 6
-
HK$6,002 HKD
View
B+
Retailer 7
-
HK$6,590 HKD
View
B+
Retailer 8
-
HK$6,590 HKD
View
B+
Retailer 9
-
HK$6,833 HKD
View
B+
Retailer 10
-
HK$7,131 HKD
View
B+
Retailer 11
-
HK$7,351 HKD
View
Retailer 12
-
HK$9,453 HKD
View
Price last confirmed 30 days ago
B
Retailer 13
-
HK$10,764 HKD
View
B
Retailer 14
-
HK$12,905 HKD
View
B
Retailer 15
-
HK$20,484 HKD
View
Most Expensive
B
Brilliant Earth
9181572A · Nov 5
HK$20,711 HKD
$2,640 USD
View
15 more retailers have this diamond
Prices start from HK$3,954 HKDSave up to HK$16,757 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$3,954 HKD