CaratHunter
Plans
Round|Lab Grown|IGI

8.66ct G VS1 Round Lab Grown Diamond

ID • G/VS1 • IGI LG719515588

Shape and cutting style on the report: Round brilliant

Certificate IGI LG719515588

Diamond specifications and retailer prices

From HK$14,139 HKD
$1,802 USD
As of November 1, 2026
Save HK$83,075 HKD (85%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: HK$130,559 HKD at Brilliant Earth · As of November 1, 2026
View at Brilliant Earth

About this 8.66ct lab-grown round diamond

This 8.66ct lab-grown round sits in the over five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG719515588 or 719515588. Listed at 15 retailers as of November 1, 2026, with a 588% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

8.66
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG719515588
Dimensions13.22 × 13.29 × 8.10 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.22 mm13.29 mm8.66 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG719515588
Side View
Table 56.0%Crown 34.4°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.1%

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$130,559 HKD|Low: HK$13,566 HKD|High: HK$134,011 HKD|Avg: HK$40,340 HKD|-2.6%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 6HK$14,139 HKD
Retailer 10HK$15,826 HKD
Retailer 7HK$16,398 HKD
Retailer 5HK$17,732 HKD
Retailer 9HK$20,188 HKD
Retailer 2HK$24,592 HKD
Retailer 4HK$30,353 HKD
Retailer 8HK$38,144 HKD
Retailer 3HK$91,729 HKD
Brilliant EarthHK$130,559 HKD

46 data points across 10 retailers

15 retailersHK$14,139 HKD to HK$97,213 HKD

A
Cheapest Retailer
-
HK$14,139 HKD
$1,802 USD
A
Retailer 2
-
HK$15,378 HKD
$1,960 USD
View
A
Retailer 3
-
HK$15,826 HKD
$2,017 USD
View
Final sale: no returns
A
Retailer 4
-
HK$16,398 HKD
$2,090 USD
View
Retailer 5
-
HK$16,398 HKD
$2,090 USD
View
Price last confirmed 20 days ago
A
Retailer 6
-
HK$17,732 HKD
$2,260 USD
View
B+
Retailer 7
-
HK$20,188 HKD
$2,573 USD
View
B+
Retailer 8
-
HK$24,592 HKD
£2,468 GBP
View
B+
Retailer 9
-
HK$24,880 HKD
$3,171 USD
View
B+
Retailer 10
-
HK$30,353 HKD
ZAR 62,496 ZAR
View
B+
Retailer 11
-
HK$31,141 HKD
$3,969 USD
View
B
Retailer 12
-
HK$38,144 HKD
$4,862 USD
View
B
Retailer 13
-
HK$45,892 HKD
$5,849 USD
View
B
Retailer 14
-
HK$97,213 HKD
$12,390 USD
View
Most Expensive
Brilliant Earth
16810098A · Nov 1
HK$130,559 HKD
$16,640 USD
View
Price under review
14 more retailers have this diamond
Prices start from HK$14,139 HKDSave up to HK$83,075 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
8.66ct Round
HK$14,139 HKD