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Radiant|Lab Grown|IGI

1.71ct E FL Radiant Lab Grown Diamond

EX • E/FL • IGI LG799677097

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

Certificate IGI LG799677097

Diamond specifications and retailer prices

From HK$6,528 HKD
As of October 31, 2026
Save HK$32,309 HKD (83%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$38,836 HKD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

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 FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG799677097 or 799677097. Listed at 14 retailers as of October 31, 2026, with prices from HK$6,528 to HK$38,836, a HK$32,309 spread on the same certified stone. Brilliant Earth lists it at HK$38,836. 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
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.6°
Pavilion angle34.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799677097
Dimensions8.76 × 5.86 × 3.78 mm
L/W Ratio1.49
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
8.76 mm5.86 mm1.71 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799677097
Side View
Table 64.0%Crown 46.6°Girdle: MediumPavilion 34.1°Culet: NoneDepth 64.5%

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 31
Current: HK$38,836 HKD|Low: HK$6,528 HKD|High: HK$39,072 HKD|Avg: HK$19,145 HKD|-0.6%
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
November 1, 2026
Retailer 9HK$6,528 HKD
Retailer 11HK$7,642 HKD
Retailer 6HK$9,021 HKD
Retailer 13HK$9,093 HKD
Retailer 2HK$9,301 HKD
Retailer 8HK$10,209 HKD
Retailer 5HK$10,490 HKD
Retailer 10HK$10,796 HKD
Retailer 4HK$18,753 HKD
Retailer 3HK$18,955 HKD
Retailer 12HK$19,201 HKD
Retailer 7HK$25,926 HKD
Brilliant EarthHK$38,836 HKD

45 data points across 13 retailers

14 retailersHK$6,528 HKD to HK$38,836 HKD

A
Cheapest Retailer
-
HK$6,528 HKD
A
Retailer 2
-
HK$7,642 HKD
$974 USD
View
A
Retailer 3
-
HK$9,021 HKD
€1,095 EUR
View
A
Retailer 4
-
HK$9,093 HKD
$1,159 USD
View
A
Retailer 5
-
HK$9,301 HKD
£933 GBP
View
B+
Retailer 6
-
HK$10,209 HKD
ZAR 21,022 ZAR
View
Retailer 7
-
HK$10,490 HKD
$1,337 USD
View
Price last confirmed 15 days ago
B+
Retailer 8
-
HK$10,796 HKD
$1,376 USD
View
B+
Retailer 9
-
HK$18,037 HKD
$2,299 USD
View
B+
Retailer 10
-
HK$18,753 HKD
SGD 3,230 SGD
View
B+
Retailer 11
-
HK$18,955 HKD
$2,416 USD
View
B
Retailer 12
-
HK$19,201 HKD
$2,447 USD
View
B
Retailer 13
-
HK$25,926 HKD
£2,602 GBP
View
Most Expensive
B
Brilliant Earth
20719617A · Oct 31
HK$38,836 HKD
$4,950 USD
View
13 more retailers have this diamond
Prices start from HK$6,528 HKDSave up to HK$32,309 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$6,528 HKD