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Emerald|Lab Grown|IGI

4.31ct D FL Emerald Lab Grown Diamond

EX • D/FL • IGI LG780663836

Shape and cutting style on the report: Emerald cut

Certificate IGI LG780663836

Diamond specifications and retailer prices

From $9,092 NZD
$5,124 USD
As of November 1, 2026
Save $29,519 NZD (76%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $38,611 NZD at With Clarity · As of October 31, 2026
View at With Clarity

About this 4.31ct lab-grown emerald diamond

This 4.31ct lab-grown emerald sits in the three to five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG780663836 or 780663836. Listed at 13 retailers as of October 31, 2026, with prices from $9,092 to $38,611, a $29,519 spread on the same certified stone. With Clarity lists it at $38,611. 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

4.31
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle30.4°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780663836
Dimensions11.14 × 7.70 × 5.08 mm
L/W Ratio1.45
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
11.14 mm7.70 mm4.31 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780663836
Side View
Table 64.0%Crown 30.4°Girdle: MED-STKPavilion 40.4°Culet: LargeDepth 66.0%

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 1
Current: $12,588 NZD|Low: $9,092 NZD|High: $40,294 NZD|Avg: $21,284 NZD|-13.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
With Clarity
November 1, 2026
Retailer 10$9,092 NZD
Retailer 12$11,554 NZD
Retailer 11$12,173 NZD
Retailer 1$12,588 NZD
Retailer 4$14,943 NZD
Retailer 7$15,947 NZD
Retailer 2$18,158 NZD
Retailer 8$20,147 NZD
Retailer 6$20,600 NZD
Retailer 5$22,161 NZD
Retailer 3$26,144 NZD
Retailer 9$34,646 NZD
With Clarity$38,611 NZD

41 data points across 13 retailers

13 retailers$9,092 NZD to $38,611 NZD

A
Cheapest Retailer
-
$9,092 NZD
$5,124 USD
A
Retailer 2
-
$11,554 NZD
$6,512 USD
View
A
Retailer 3
-
$12,173 NZD
HK$53,600 HKD
View
A
Retailer 4
-
$12,588 NZD
£5,586 GBP
View
B+
Retailer 5
-
$14,943 NZD
$8,422 USD
View
B+
Retailer 6
-
$15,947 NZD
€8,560 EUR
View
B+
Retailer 7
-
$18,158 NZD
$10,234 USD
View
B+
Retailer 8
-
$20,147 NZD
£8,941 GBP
View
B+
Retailer 9
-
$20,600 NZD
ZAR 187,562 ZAR
View
B+
Retailer 10
-
$22,161 NZD
$12,490 USD
View
B
Retailer 11
-
$26,144 NZD
$14,735 USD
View
B
Retailer 12
-
$34,646 NZD
$19,526 USD
View
Most Expensive
B
With Clarity
780663836 · Oct 31
$38,611 NZD
$21,761 USD
View
12 more retailers have this diamond
Prices start from $9,092 NZDSave up to $29,519 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
4.31ct Emerald
$9,092 NZD