CaratHunter
Plans
Emerald|Lab Grown|IGI

2.78ct E IF Emerald Lab Grown Diamond

EX • E/IF • IGI LG776689201

Shape and cutting style on the report: Emerald cut

Certificate IGI LG776689201

Diamond specifications and retailer prices

From $1,469 NZD
$825 USD
As of October 30, 2026
Save $11,173 NZD (88%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $12,642 NZD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 2.78ct lab-grown emerald diamond

This 2.78ct lab-grown emerald sits in the two to three carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG776689201 or 776689201. Listed at 24 retailers as of October 29, 2026, with prices from $1,469 to $12,642, a $11,173 spread on the same certified stone. Brilliant Earth lists it at $12,642. 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

2.78
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.2°
Pavilion angle42.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG776689201
Dimensions9.43 × 6.62 × 4.36 mm
L/W Ratio1.42
Culet sizeLarge
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
9.43 mm6.62 mm2.78 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG776689201
Side View
Table 64.0%Crown 32.2°Girdle: MediumPavilion 42.1°Culet: LargeDepth 65.9%

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 30
Current: $12,642 NZD|Low: $1,599 NZD|High: $12,642 NZD|Avg: $4,636 NZD
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
Retailer 17
Retailer 18
Retailer 19
October 30, 2026
Retailer 3$1,599 NZD
Retailer 8$1,645 NZD
Retailer 17$2,021 NZD
Retailer 5$2,343 NZD
Retailer 2$2,617 NZD
Retailer 12$2,716 NZD
Retailer 9$2,746 NZD
Retailer 16$3,500 NZD
Retailer 15$4,043 NZD
Retailer 13$4,397 NZD
Retailer 4$4,721 NZD
Retailer 18$5,447 NZD
Retailer 6$5,450 NZD
Retailer 19$5,726 NZD
Retailer 7$5,902 NZD
Retailer 10$6,276 NZD
Retailer 14$6,397 NZD
Retailer 11$9,748 NZD
Brilliant Earth$12,642 NZD

40 data points across 19 retailers

24 retailers$1,469 NZD to $12,642 NZD

A
Cheapest Retailer
-
$1,469 NZD
$825 USD
A
Retailer 2
-
$1,599 NZD
$898 USD
View
A
Retailer 3
-
$1,645 NZD
$924 USD
View
Final sale: no returns
A
Retailer 4
-
$1,704 NZD
$957 USD
View
A
Retailer 5
-
$2,021 NZD
$1,135 USD
View
A
Retailer 6
-
$2,343 NZD
$1,316 USD
View
A
Retailer 7
-
$2,617 NZD
£1,158 GBP
View
A
Retailer 8
-
$2,716 NZD
€1,453 EUR
View
A
Retailer 9
-
$2,746 NZD
$1,542 USD
View
A
Retailer 10
-
$3,500 NZD
$1,966 USD
View
Retailer 11
-
$3,985 NZD
$2,238 USD
View
Price last confirmed 31 days ago
Retailer 12
-
$4,043 NZD
A$3,493 AUD
View
Price last confirmed 8 days ago
A
Retailer 13
-
$4,397 NZD
ZAR 39,898 ZAR
View
A
Retailer 14
-
$4,721 NZD
£2,088 GBP
View
A
Retailer 15
-
$4,791 NZD
$2,691 USD
View
A
Retailer 16
-
$5,333 NZD
$2,995 USD
View
B+
Retailer 17
-
$5,447 NZD
$3,059 USD
View
B+
Retailer 18
-
$5,450 NZD
$3,061 USD
View
B+
Retailer 19
-
$5,726 NZD
SGD 4,346 SGD
View
B+
Retailer 20
-
$5,902 NZD
$3,315 USD
View
Retailer 21
-
$6,276 NZD
A$5,423 AUD
View
Price last confirmed 21 days ago
B+
Retailer 22
-
$6,397 NZD
£2,829 GBP
View
Retailer 23
-
$9,748 NZD
$5,475 USD
View
Price last confirmed 23 days ago
Most Expensive
B
Brilliant Earth
18180826A · Oct 29
$12,642 NZD
$7,100 USD
View
23 more retailers have this diamond
Prices start from $1,469 NZDSave up to $11,173 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
2.78ct Emerald
$1,469 NZD