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Radiant|Lab Grown|IGI

1.71ct E VVS1 Radiant Lab Grown Diamond

ID • E/VVS1 • IGI LG711518420

Shape and cutting style on the report: Cut cornered square modified brilliant

Certificate IGI LG711518420

Diamond specifications and retailer prices

From HK$2,668 HKD
$340 USD
As of November 1, 2026
Save HK$18,517 HKD (87%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: HK$21,184 HKD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 1.71ct lab-grown radiant diamond

This 1.71ct lab-grown radiant sits in the one-and-a-half to two carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG711518420 or 711518420. Listed at 10 retailers as of November 1, 2026, with prices from HK$2,668 to HK$21,184, a HK$18,517 spread on the same certified stone. Do Amore Diamonds lists it at HK$21,184. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.71
Carat
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.8°
Pavilion angle33.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG711518420
Dimensions6.78 × 6.69 × 4.46 mm
L/W Ratio1.01
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.78 mm6.69 mm1.71 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG711518420
Side View
Table 62.0%Crown 36.8°Girdle: MediumPavilion 33.1°Culet: NoneDepth 66.7%

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: Nov 1
Current: HK$21,184 HKD|Low: HK$1,977 HKD|High: HK$21,184 HKD|Avg: HK$9,322 HKD|+25.0%
Do Amore Diamonds
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 2, 2026
Retailer 12HK$2,668 HKD
Retailer 5HK$3,971 HKD
Retailer 3HK$4,151 HKD
Retailer 8HK$4,198 HKD
Retailer 11HK$4,825 HKD
Retailer 2HK$5,637 HKD
Retailer 6HK$6,285 HKD
Retailer 13HK$11,353 HKD
Retailer 10HK$11,764 HKD
Retailer 9HK$11,943 HKD
Retailer 4HK$12,921 HKD
Retailer 7HK$13,103 HKD
Retailer 14HK$18,909 HKD
Do Amore DiamondsHK$21,184 HKD

18 data points across 14 retailers

10 retailersHK$2,668 HKD to HK$21,184 HKD

A
Cheapest Retailer
-
HK$2,668 HKD
$340 USD
Final sale: no returns
A
Retailer 2
-
HK$4,198 HKD
$535 USD
View
A
Retailer 3
-
HK$4,825 HKD
$615 USD
View
B+
Retailer 4
-
HK$5,637 HKD
ZAR 11,606 ZAR
View
B
Retailer 5
-
HK$11,353 HKD
$1,447 USD
View
B
Retailer 6
-
HK$11,764 HKD
$1,499 USD
View
B
Retailer 7
-
HK$11,943 HKD
$1,522 USD
View
Retailer 8
-
HK$12,921 HKD
$1,647 USD
View
Price last confirmed 54 days ago
B
Retailer 9
-
HK$13,103 HKD
£1,315 GBP
View
Most Expensive
B
Do Amore Diamonds
27-C2BFEA78A · Nov 2
HK$21,184 HKD
$2,700 USD
View
9 more retailers have this diamond
Prices start from HK$2,668 HKDSave up to HK$18,517 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
1.71ct Radiant
HK$2,668 HKD