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Emerald|Lab Grown|IGI

4.31ct D IF Emerald Lab Grown Diamond

EX • D/IF • IGI LG735572555

Shape and cutting style on the report: Emerald cut

Certificate IGI LG735572555

Diamond specifications and retailer prices

From $5,698 NZD
As of November 4, 2026
Save $22,409 NZD (80%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $28,108 NZD at Novita Diamonds · As of November 1, 2026
View at Novita Diamonds

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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG735572555 or 735572555. Listed at 25 retailers as of November 1, 2026, with prices from $5,698 to $28,108, a $22,409 spread on the same certified stone. Novita Diamonds lists it at $28,108. 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
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle43.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG735572555
Dimensions10.84 × 7.65 × 5.22 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
10.84 mm7.65 mm4.31 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG735572555
Side View
Table 66.0%Crown 34.8°Girdle: ThickPavilion 43.4°Culet: LargeDepth 68.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $28,108 NZD|Low: $5,471 NZD|High: $36,698 NZD|Avg: $13,247 NZD|+0.4%
Novita Diamonds
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
November 4, 2026
Retailer 4$5,698 NZD
Retailer 11$6,383 NZD
Retailer 6$6,611 NZD
Retailer 7$6,611 NZD
Retailer 3$6,890 NZD
Retailer 9$8,702 NZD
Retailer 8$9,304 NZD
Retailer 2$9,477 NZD
Retailer 15$10,558 NZD
Retailer 10$14,110 NZD
Retailer 13$14,206 NZD
Retailer 5$15,728 NZD
Retailer 12$16,754 NZD
Retailer 14$19,825 NZD
Novita Diamonds$28,108 NZD

40 data points across 15 retailers

25 retailers$5,698 NZD to $28,108 NZD

A
Cheapest Retailer
-
$5,698 NZD
A
Retailer 2
-
$6,200 NZD
View
A
Retailer 3
-
$6,383 NZD
View
Final sale: no returns
A
Retailer 4
-
$6,522 NZD
View
A
Retailer 5
-
$6,611 NZD
View
Retailer 6
-
$6,611 NZD
View
Price last confirmed 23 days ago
A
Retailer 7
-
$6,890 NZD
View
A
Retailer 8
-
$8,261 NZD
View
A
Retailer 9
-
$8,413 NZD
View
A
Retailer 10
-
$8,702 NZD
View
A
Retailer 11
-
$9,304 NZD
View
A
Retailer 12
-
$9,477 NZD
View
A
Retailer 13
-
$10,558 NZD
View
A
Retailer 14
-
$10,648 NZD
View
A
Retailer 15
-
$11,434 NZD
View
Retailer 16
-
$12,809 NZD
View
Price last confirmed 87 days ago
B+
Retailer 17
-
$14,110 NZD
View
B+
Retailer 18
-
$14,206 NZD
View
B+
Retailer 19
-
$15,728 NZD
View
B+
Retailer 20
-
$16,507 NZD
View
B+
Retailer 21
-
$16,754 NZD
View
B+
Retailer 22
-
$18,335 NZD
View
B+
Retailer 23
-
$19,825 NZD
View
B
Retailer 24
-
$23,110 NZD
View
Most Expensive
B
Novita Diamonds
cert_735572555 · Nov 1
$28,108 NZD
A$24,321 AUD
View
24 more retailers have this diamond
Prices start from $5,698 NZDSave up to $22,409 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
$5,698 NZD