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Emerald|Lab Grown|IGI

6.57ct E VS1 Emerald Lab Grown Diamond

ID • E/VS1 • IGI LG670409028

Shape and cutting style on the report: Emerald cut

Certificate IGI LG670409028

Diamond specifications and retailer prices

From HK$11,117 HKD
$1,417 USD
As of October 30, 2026
Save HK$65,378 HKD (85%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: HK$118,078 HKD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 6.57ct lab-grown emerald diamond

This 6.57ct lab-grown emerald sits in the over five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG670409028 or 670409028. Listed at 22 retailers as of October 29, 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

6.57
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.3°
Pavilion angle37.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG670409028
Dimensions8.51 × 8.51 × 5.76 mm
L/W Ratio1.00
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.51 mm8.51 mm6.57 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG670409028
Side View
Table 64.0%Crown 44.3°Girdle: MED-STKPavilion 37.4°Culet: LargeDepth 67.7%

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: Oct 30
Current: HK$118,078 HKD|Low: HK$12,090 HKD|High: HK$121,687 HKD|Avg: HK$35,142 HKD|-3.0%
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
October 30, 2026
Retailer 6HK$12,090 HKD
Retailer 16HK$12,443 HKD
Retailer 14HK$14,240 HKD
Retailer 7HK$14,868 HKD
Retailer 2HK$20,159 HKD
Retailer 15HK$23,404 HKD
Retailer 12HK$26,416 HKD
Retailer 9HK$27,540 HKD
Retailer 8HK$34,316 HKD
Retailer 4HK$34,741 HKD
Retailer 3HK$37,557 HKD
Retailer 5HK$37,921 HKD
Retailer 10HK$40,863 HKD
Retailer 13HK$45,152 HKD
Retailer 11HK$76,496 HKD
Brilliant EarthHK$118,078 HKD

43 data points across 16 retailers

22 retailersHK$11,117 HKD to HK$76,496 HKD

A
Cheapest Retailer
-
HK$11,117 HKD
$1,417 USD
A
Retailer 2
-
HK$12,090 HKD
$1,541 USD
View
A
Retailer 3
-
HK$12,443 HKD
$1,586 USD
View
Final sale: no returns
A
Retailer 4
-
HK$12,890 HKD
$1,643 USD
View
Retailer 5
-
HK$12,890 HKD
$1,643 USD
View
Price last confirmed 18 days ago
A
Retailer 6
-
HK$14,240 HKD
$1,815 USD
View
A
Retailer 7
-
HK$18,139 HKD
$2,312 USD
View
A
Retailer 8
-
HK$19,481 HKD
$2,483 USD
View
A
Retailer 9
-
HK$20,159 HKD
£2,023 GBP
View
B+
Retailer 10
-
HK$23,404 HKD
$2,983 USD
View
Retailer 11
-
HK$26,416 HKD
A$5,180 AUD
View
Price last confirmed 8 days ago
B+
Retailer 12
-
HK$26,675 HKD
$3,400 USD
View
B+
Retailer 13
-
HK$27,540 HKD
ZAR 56,708 ZAR
View
B+
Retailer 14
-
HK$34,316 HKD
£3,444 GBP
View
B
Retailer 15
-
HK$34,741 HKD
$4,428 USD
View
B
Retailer 16
-
HK$37,557 HKD
$4,787 USD
View
Retailer 17
-
HK$37,921 HKD
A$7,436 AUD
View
Price last confirmed 22 days ago
B
Retailer 18
-
HK$40,863 HKD
£4,101 GBP
View
B
Retailer 19
-
HK$45,152 HKD
$5,755 USD
View
B
Retailer 20
-
HK$50,220 HKD
$6,401 USD
View
B
Retailer 21
-
HK$76,496 HKD
$9,750 USD
View
Most Expensive
Brilliant Earth
18600082A · Oct 29
HK$118,078 HKD
$15,050 USD
View
Price under review
21 more retailers have this diamond
Prices start from HK$11,117 HKDSave up to HK$65,378 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
6.57ct Emerald
HK$11,117 HKD