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Emerald|Lab Grown|IGI

4.37ct D IF Emerald Lab Grown Diamond

EX • D/IF • IGI LG712591449

Shape and cutting style on the report: Emerald cut

Certificate IGI LG712591449

Diamond specifications and retailer prices

From $9,125 NZD
As of November 3, 2026
Save $32,731 NZD (78%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $73,131 NZD at Mervis Diamond Importers · As of November 2, 2026
View at Mervis Diamond Importers

About this 4.37ct lab-grown emerald diamond

This 4.37ct lab-grown emerald sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG712591449 or 712591449. Listed at 25 retailers as of October 31, 2026, with a 359% 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

4.37
Carat
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG712591449
Dimensions11.00 × 7.66 × 5.16 mm
L/W Ratio1.44
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
11.00 mm7.66 mm4.37 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG712591449
Side View
Table 64.0%Crown 33.1°Girdle: MediumPavilion 41.4°Culet: LargeDepth 67.4%

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: Nov 3
Current: $73,131 NZD|Low: $8,940 NZD|High: $73,131 NZD|Avg: $23,370 NZD
Mervis Diamond Importers
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
November 4, 2026
Retailer 5$9,311 NZD
Retailer 9$10,063 NZD
Retailer 10$10,428 NZD
Retailer 7$10,801 NZD
Retailer 8$10,801 NZD
Retailer 4$10,828 NZD
Retailer 14$10,887 NZD
Retailer 15$11,632 NZD
Retailer 2$12,714 NZD
Retailer 11$16,962 NZD
Retailer 3$20,420 NZD
Retailer 13$22,595 NZD
Retailer 18$24,263 NZD
Retailer 16$25,456 NZD
Retailer 19$26,320 NZD
Retailer 17$26,521 NZD
Retailer 12$30,957 NZD
Retailer 6$37,214 NZD
Mervis Diamond Importers$73,131 NZD

43 data points across 19 retailers

25 retailers$9,125 NZD to $41,856 NZD

A
Cheapest Retailer
-
$9,125 NZD
Retailer 2
-
$9,311 NZD
View
Price last confirmed 24 days ago
Retailer 3
-
$9,759 NZD
View
Price last confirmed 22 days ago
A
Retailer 4
-
$10,063 NZD
View
A
Retailer 5
-
$10,428 NZD
View
Final sale: no returns
Retailer 6
-
$10,801 NZD
View
Price last confirmed 32 days ago
Retailer 7
-
$10,801 NZD
View
Price last confirmed 19 days ago
A
Retailer 8
-
$10,828 NZD
View
A
Retailer 9
-
$10,887 NZD
View
A
Retailer 10
-
$11,632 NZD
View
A
Retailer 11
-
$12,714 NZD
View
Retailer 12
-
$13,020 NZD
View
Price last confirmed 87 days ago
Retailer 13
-
$14,155 NZD
View
Price last confirmed 35 days ago
B+
Retailer 14
-
$16,962 NZD
View
B+
Retailer 15
-
$20,420 NZD
View
B
Retailer 16
-
$22,595 NZD
View
B+
Retailer 17
-
$24,263 NZD
View
B
Retailer 18
-
$25,456 NZD
View
B
Retailer 19
-
$26,320 NZD
View
B
Retailer 20
-
$26,521 NZD
View
B
Retailer 21
-
$30,957 NZD
View
B
Retailer 22
-
$37,214 NZD
View
B
Retailer 23
-
$41,856 NZD
View
Retailer 24
-
$64,061 NZD
View
Price under review
Most Expensive
Mervis Diamond Importers
1985409358 · Nov 2
$73,131 NZD
$41,131 USD
View
Price under review
24 more retailers have this diamond
Prices start from $9,125 NZDSave up to $32,731 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
4.37ct Emerald
$9,125 NZD