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Emerald|Lab Grown|IGI

6.51ct E IF Emerald Lab Grown Diamond

ID • E/IF • IGI LG677549996

Shape and cutting style on the report: Emerald cut

Certificate IGI LG677549996

Diamond specifications and retailer prices

From $10,724 AUD
$7,533 USD
As of October 30, 2026
Save $30,649 AUD (74%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $41,373 AUD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 6.51ct lab-grown emerald diamond

This 6.51ct lab-grown emerald sits in the over five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG677549996 or 677549996. Listed at 21 retailers as of October 30, 2026, with prices from $10,724 to $41,373, a $30,649 spread on the same certified stone. Taylor and Hart lists it at $41,373. 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

6.51
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG677549996
Dimensions13.95 × 8.26 × 5.23 mm
L/W Ratio1.69
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.95 mm8.26 mm6.51 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG677549996
Side View
Table 64.0%Crown 34.2°Girdle: MED-STKPavilion 40.3°Culet: LargeDepth 63.3%

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: $15,327 AUD|Low: $10,295 AUD|High: $41,373 AUD|Avg: $19,208 AUD|-1.9%
Retailer 1
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
Taylor and Hart
November 1, 2026
Retailer 2$10,724 AUD
Retailer 7$11,154 AUD
Retailer 16$12,357 AUD
Retailer 3$12,439 AUD
Retailer 6$12,439 AUD
Retailer 13$12,969 AUD
Retailer 15$13,837 AUD
Retailer 5$13,990 AUD
Retailer 1$15,327 AUD
Retailer 8$17,834 AUD
Retailer 11$19,730 AUD
Retailer 14$23,731 AUD
Retailer 9$23,783 AUD
Retailer 10$24,071 AUD
Retailer 12$24,556 AUD
Retailer 4$30,250 AUD
Taylor and Hart$41,373 AUD

36 data points across 17 retailers

21 retailers$10,724 AUD to $41,373 AUD

A
Cheapest Retailer
-
$10,724 AUD
$7,533 USD
A
Retailer 2
-
$11,152 AUD
$7,834 USD
View
A
Retailer 3
-
$11,154 AUD
$7,835 USD
View
A
Retailer 4
-
$12,009 AUD
$8,436 USD
View
Final sale: no returns
A
Retailer 5
-
$12,357 AUD
$8,680 USD
View
Retailer 6
-
$12,439 AUD
$8,738 USD
View
Price last confirmed 15 days ago
A
Retailer 7
-
$12,439 AUD
$8,738 USD
View
A
Retailer 8
-
$12,969 AUD
$9,110 USD
View
A
Retailer 9
-
$13,837 AUD
$9,720 USD
View
A
Retailer 10
-
$13,990 AUD
$9,827 USD
View
A
Retailer 11
-
$15,327 AUD
£8,477 GBP
View
A
Retailer 12
-
$17,834 AUD
£9,864 GBP
View
A
Retailer 13
-
$19,730 AUD
€13,199 EUR
View
Retailer 14
-
$23,731 AUD
View
Price last confirmed 9 days ago
A
Retailer 15
-
$23,783 AUD
$16,706 USD
View
A
Retailer 16
-
$24,071 AUD
ZAR 273,154 ZAR
View
A
Retailer 17
-
$24,556 AUD
£13,582 GBP
View
B+
Retailer 18
-
$29,896 AUD
$21,000 USD
View
B+
Retailer 19
-
$30,250 AUD
$21,249 USD
View
B+
Retailer 20
-
$34,634 AUD
$24,328 USD
View
Most Expensive
B+
Taylor and Hart
BKFTXHY · Oct 31
$41,373 AUD
$29,062 USD
View
20 more retailers have this diamond
Prices start from $10,724 AUDSave up to $30,649 AUD

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
6.51ct Emerald
$10,724 AUD