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Round|Lab Grown|IGI

8.50ct G VS1 Round Lab Grown Diamond

ID • G/VS1 • IGI LG589382442

Shape and cutting style on the report: Round brilliant

Certificate IGI LG589382442

Diamond specifications and retailer prices

From HK$13,298 HKD
$1,695 USD
As of October 31, 2026
Save HK$60,294 HKD (82%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: HK$73,593 HKD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 8.5ct lab-grown round diamond

This 8.5ct 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 LG589382442 or 589382442. Listed at 19 retailers as of October 31, 2026, with prices from HK$13,298 to HK$73,593, a HK$60,294 spread on the same certified stone. Brilliant Earth lists it at HK$73,593. 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

8.50
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG589382442
Dimensions13.07 × 12.99 × 8.06 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
HEARTS & ARROWS This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
13.07 mm12.99 mm8.50 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG589382442
Side View
Table 57.0%Crown 35.4°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 61.9%

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$73,593 HKD|Low: HK$11,510 HKD|High: HK$82,772 HKD|Avg: HK$30,093 HKD|-4.9%
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
Retailer 14
Retailer 15
Retailer 16
November 1, 2026
Retailer 7HK$11,510 HKD
Retailer 12HK$13,298 HKD
Retailer 3HK$16,021 HKD
Retailer 9HK$16,754 HKD
Retailer 6HK$18,877 HKD
Retailer 11HK$19,573 HKD
Retailer 13HK$20,008 HKD
Retailer 10HK$22,107 HKD
Retailer 14HK$22,235 HKD
Retailer 4HK$34,239 HKD
Retailer 16HK$36,035 HKD
Retailer 2HK$38,332 HKD
Retailer 8HK$40,042 HKD
Retailer 5HK$41,898 HKD
Retailer 15HK$44,956 HKD
Brilliant EarthHK$73,593 HKD

40 data points across 16 retailers

19 retailersHK$13,298 HKD to HK$73,593 HKD

Retailer 1
-
HK$10,584 HKD
$1,349 USD
Price last confirmed 39 days ago
Retailer 2
-
HK$11,517 HKD
$1,468 USD
View
Price last confirmed 39 days ago
Retailer 3
-
HK$12,114 HKD
$1,544 USD
View
Price last confirmed 35 days ago
A
Retailer 4
-
HK$13,298 HKD
$1,695 USD
View
A
Retailer 5
-
HK$16,021 HKD
$2,042 USD
View
A
Retailer 6
-
HK$16,754 HKD
£1,681 GBP
View
B+
Retailer 7
-
HK$18,877 HKD
$2,406 USD
View
A
Retailer 8
-
HK$19,573 HKD
€2,376 EUR
View
A
Retailer 9
-
HK$20,008 HKD
ZAR 41,198 ZAR
View
B+
Retailer 10
-
HK$22,107 HKD
A$4,335 AUD
View
B+
Retailer 11
-
HK$22,235 HKD
$2,834 USD
View
Retailer 12
-
HK$23,019 HKD
$2,934 USD
View
Price last confirmed 35 days ago
B
Retailer 13
-
HK$34,239 HKD
$4,364 USD
View
B+
Retailer 14
-
HK$36,035 HKD
$4,593 USD
View
B
Retailer 15
-
HK$38,332 HKD
£3,847 GBP
View
Retailer 16
-
HK$40,042 HKD
$5,104 USD
View
Price last confirmed 21 days ago
B
Retailer 17
-
HK$41,898 HKD
$5,340 USD
View
B
Retailer 18
-
HK$44,956 HKD
$5,730 USD
View
Most Expensive
B
Brilliant Earth
7715407A · Oct 31
HK$73,593 HKD
$9,380 USD
View
18 more retailers have this diamond
Prices start from HK$13,298 HKDSave up to HK$60,294 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
8.50ct Round
HK$13,298 HKD