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Round|Lab Grown|GIA

2.91ct D SI1 Round Lab Grown Diamond

EX • D/SI1 • GIA 2498737012

Certificate GIA 2498737012

Diamond specifications and retailer prices

From HK$5,068 HKD
$646 USD
As of October 29, 2026
Save HK$20,559 HKD (80%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: HK$45,034 HKD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 2.91ct lab-grown round diamond

This 2.91ct 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 2498737012. Listed at 6 retailers as of October 29, 2026, with a 406% 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

2.91
Carat
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.6°
OriginLab Grown
Grading LabGIA
CertificateGIA 2498737012
Dimensions9.21 × 9.14 × 5.57 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
9.21 mm9.14 mm2.91 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2498737012
Side View
Table 59.0%Crown 34.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 60.7%

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$19,300 HKD|Low: HK$4,864 HKD|High: HK$36,247 HKD|Avg: HK$16,888 HKD|-46.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 30, 2026
Retailer 4HK$5,068 HKD
Retailer 3HK$5,516 HKD
Retailer 5HK$18,249 HKD
Retailer 1HK$19,300 HKD
Retailer 2HK$25,628 HKD

12 data points across 5 retailers

6 retailersHK$5,068 HKD to HK$25,628 HKD

A
Cheapest Retailer
-
HK$5,068 HKD
$646 USD
A
Retailer 2
-
HK$5,516 HKD
$703 USD
View
B
Retailer 3
-
HK$18,249 HKD
$2,326 USD
View
B
Retailer 4
-
HK$19,300 HKD
$2,460 USD
View
B
Retailer 5
-
HK$25,628 HKD
£2,572 GBP
View
Most Expensive
Do Amore Diamonds
27-BA5763762 · Oct 29
HK$45,034 HKD
$5,740 USD
View
Price under review
5 more retailers have this diamond
Prices start from HK$5,068 HKDSave up to HK$20,559 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
2.91ct Round
HK$5,068 HKD