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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 $13,366 NZD
$7,533 USD
As of October 30, 2026
Save $38,199 NZD (74%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $51,565 NZD at Taylor and Hart · As of October 30, 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 $13,366 to $51,565, a $38,199 spread on the same certified stone. Taylor and Hart lists it at $51,565. 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: $19,102 NZD|Low: $12,832 NZD|High: $51,565 NZD|Avg: $24,407 NZD|-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
Retailer 17
Retailer 18
Taylor and Hart
October 30, 2026
Retailer 2$13,366 NZD
Retailer 7$13,902 NZD
Retailer 9$14,968 NZD
Retailer 18$15,401 NZD
Retailer 3$15,504 NZD
Retailer 6$15,504 NZD
Retailer 15$16,164 NZD
Retailer 17$17,246 NZD
Retailer 5$17,436 NZD
Retailer 1$19,102 NZD
Retailer 8$22,227 NZD
Retailer 12$24,590 NZD
Retailer 16$29,577 NZD
Retailer 14$29,641 NZD
Retailer 11$30,000 NZD
Retailer 13$30,605 NZD
Retailer 4$37,702 NZD
Retailer 10$43,166 NZD
Taylor and Hart$51,565 NZD

34 data points across 19 retailers

21 retailers$13,366 NZD to $51,565 NZD

A
Cheapest Retailer
-
$13,366 NZD
$7,533 USD
A
Retailer 2
-
$13,900 NZD
$7,834 USD
View
A
Retailer 3
-
$13,902 NZD
$7,835 USD
View
A
Retailer 4
-
$14,968 NZD
$8,436 USD
View
Final sale: no returns
A
Retailer 5
-
$15,401 NZD
$8,680 USD
View
Retailer 6
-
$15,504 NZD
$8,738 USD
View
Price last confirmed 14 days ago
A
Retailer 7
-
$15,504 NZD
$8,738 USD
View
A
Retailer 8
-
$16,164 NZD
$9,110 USD
View
A
Retailer 9
-
$17,246 NZD
$9,720 USD
View
A
Retailer 10
-
$17,436 NZD
$9,827 USD
View
A
Retailer 11
-
$19,102 NZD
£8,477 GBP
View
A
Retailer 12
-
$22,227 NZD
£9,864 GBP
View
A
Retailer 13
-
$24,590 NZD
€13,199 EUR
View
Retailer 14
-
$29,577 NZD
A$25,646 AUD
View
Price last confirmed 8 days ago
A
Retailer 15
-
$29,641 NZD
$16,706 USD
View
A
Retailer 16
-
$30,000 NZD
ZAR 273,154 ZAR
View
A
Retailer 17
-
$30,605 NZD
£13,582 GBP
View
B+
Retailer 18
-
$37,260 NZD
$21,000 USD
View
B+
Retailer 19
-
$37,702 NZD
$21,249 USD
View
B+
Retailer 20
-
$43,166 NZD
$24,328 USD
View
Most Expensive
B+
Taylor and Hart
BKFTXHY · Oct 30
$51,565 NZD
$29,062 USD
View
20 more retailers have this diamond
Prices start from $13,366 NZDSave up to $38,199 NZD

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
$13,366 NZD