Emerald|Lab Grown|IGI

4.23ct D FL Emerald Lab Grown Diamond

EX • D/FL • IGI LG799676746

Shape and cutting style on the report: Emerald cut

Certificate IGI LG799676746

Diamond specifications and retailer prices

From $8,515 NZD
$4,799 USD
As of October 30, 2026
Save $26,878 NZD (76%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $35,393 NZD at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 4.23ct lab-grown emerald diamond

This 4.23ct 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 LG799676746 or 799676746. Listed at 23 retailers as of October 30, 2026, with prices from $8,515 to $35,393, a $26,878 spread on the same certified stone. Taylor and Hart lists it at $35,393. 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

4.23
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.7°
Pavilion angle38.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799676746
Dimensions11.14 × 7.68 × 4.94 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 mm7.68 mm4.23 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799676746
Side View
Table 64.0%Crown 31.7°Girdle: MediumPavilion 38.4°Culet: LargeDepth 64.3%

Caratlytics Score

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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: Oct 30
Current: $12,579 NZD|Low: $8,174 NZD|High: $39,549 NZD|Avg: $16,751 NZD|-3.8%
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
Retailer 19
Retailer 20
Retailer 21
Taylor and Hart
October 31, 2026
Retailer 20$8,515 NZD
Retailer 21$8,925 NZD
Retailer 6$9,258 NZD
Retailer 7$9,537 NZD
Retailer 3$9,878 NZD
Retailer 14$9,878 NZD
Retailer 19$9,927 NZD
Retailer 5$11,295 NZD
Retailer 8$11,764 NZD
Retailer 13$12,344 NZD
Retailer 1$12,579 NZD
Retailer 18$12,615 NZD
Retailer 9$13,953 NZD
Retailer 4$15,270 NZD
Retailer 16$16,160 NZD
Retailer 17$20,562 NZD
Retailer 15$21,023 NZD
Retailer 2$24,932 NZD
Retailer 12$25,408 NZD
Retailer 10$27,458 NZD
Retailer 11$34,065 NZD
Taylor and Hart$35,393 NZD

41 data points across 22 retailers

23 retailers$8,515 NZD to $35,393 NZD

A
Cheapest Retailer
-
$8,515 NZD
$4,799 USD
A
Retailer 2
-
$8,925 NZD
$5,030 USD
View
A
Retailer 3
-
$9,258 NZD
$5,218 USD
View
A
Retailer 4
-
$9,537 NZD
$5,375 USD
View
Final sale: no returns
A
Retailer 5
-
$9,878 NZD
$5,567 USD
View
Retailer 6
-
$9,878 NZD
$5,567 USD
View
Price last confirmed 15 days ago
A
Retailer 7
-
$9,927 NZD
$5,595 USD
View
A
Retailer 8
-
$11,295 NZD
$6,366 USD
View
A
Retailer 9
-
$11,764 NZD
HK$51,800 HKD
View
A
Retailer 10
-
$12,344 NZD
$6,957 USD
View
A
Retailer 11
-
$12,579 NZD
£5,582 GBP
View
A
Retailer 12
-
$12,615 NZD
$7,110 USD
View
B+
Retailer 13
-
$13,953 NZD
£6,192 GBP
View
B+
Retailer 14
-
$15,270 NZD
$8,606 USD
View
B+
Retailer 15
-
$16,160 NZD
€8,674 EUR
View
B+
Retailer 16
-
$20,562 NZD
£9,125 GBP
View
B+
Retailer 17
-
$21,023 NZD
ZAR 191,415 ZAR
View
B
Retailer 18
-
$23,628 NZD
$13,317 USD
View
B
Retailer 19
-
$24,932 NZD
$14,052 USD
View
B+
Retailer 20
-
$25,408 NZD
$14,320 USD
View
B
Retailer 21
-
$27,458 NZD
$15,475 USD
View
B
Retailer 22
-
$34,065 NZD
SGD 25,945 SGD
View
Most Expensive
B
Taylor and Hart
T2HCUKQ · Oct 30
$35,393 NZD
$19,947 USD
View
22 more retailers have this diamond
Prices start from $8,515 NZDSave up to $26,878 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
4.23ct Emerald
$8,515 NZD