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Round|Lab Grown|IGI

0.71ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG515207111

Shape and cutting style on the report: Round brilliant

Certificate IGI LG515207111

Diamond specifications and retailer prices

From HK$981 HKD
$125 USD
As of October 29, 2026
Save HK$9,193 HKD (90%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$29,844 HKD at Allurez · As of October 26, 2026
View at Allurez

About this 0.71ct lab-grown round diamond

This 0.71ct lab-grown round sits in the half to three-quarter carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG515207111 or 515207111. Listed at 13 retailers as of October 29, 2026, with a 937% 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

0.71
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG515207111
Dimensions5.74 × 5.70 × 3.53 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
5.74 mm5.70 mm0.71 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG515207111
Side View
Table 57.0%Crown 34°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 61.8%

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$29,844 HKD|Low: HK$942 HKD|High: HK$29,844 HKD|Avg: HK$5,111 HKD
Allurez
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
October 29, 2026
Retailer 11HK$981 HKD
Retailer 16HK$1,091 HKD
Retailer 14HK$1,130 HKD
Retailer 3HK$2,210 HKD
Retailer 15HK$2,330 HKD
Retailer 2HK$2,356 HKD
Retailer 5HK$2,520 HKD
Retailer 7HK$2,660 HKD
Retailer 6HK$3,711 HKD
Retailer 13HK$3,892 HKD
Retailer 12HK$4,002 HKD
Retailer 10HK$4,112 HKD
Retailer 8HK$4,772 HKD
Retailer 4HK$5,284 HKD
Retailer 9HK$10,174 HKD
AllurezHK$29,844 HKD

20 data points across 16 retailers

13 retailersHK$981 HKD to HK$10,174 HKD

A
Cheapest Retailer
-
HK$981 HKD
$125 USD
A
Retailer 2
-
HK$1,091 HKD
$139 USD
View
Final sale: no returns
A
Retailer 3
-
HK$1,130 HKD
$144 USD
View
A
Retailer 4
-
HK$2,210 HKD
View
A
Retailer 5
-
HK$2,330 HKD
$297 USD
View
A
Retailer 6
-
HK$2,356 HKD
€286 EUR
View
B+
Retailer 7
-
HK$3,892 HKD
$496 USD
View
B+
Retailer 8
-
HK$4,002 HKD
$510 USD
View
B+
Retailer 9
-
HK$4,112 HKD
$524 USD
View
B
Retailer 10
-
HK$4,772 HKD
£479 GBP
View
B
Retailer 11
-
HK$5,284 HKD
SGD 910 SGD
View
B
Retailer 12
-
HK$10,174 HKD
£1,021 GBP
View
Most Expensive
Allurez
5432261 · Oct 26
HK$29,844 HKD
$3,803 USD
View
Price under review
12 more retailers have this diamond
Prices start from HK$981 HKDSave up to HK$9,193 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
0.71ct Round
HK$981 HKD