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Emerald|Lab Grown|IGI

4.27ct D FL Emerald Lab Grown Diamond

EX • D/FL • IGI LG787622927

Shape and cutting style on the report: Emerald cut

Certificate IGI LG787622927

Diamond specifications and retailer prices

From $6,606 AUD
$4,640 USD
As of October 30, 2026
Save $20,934 AUD (76%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $27,539 AUD at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 4.27ct lab-grown emerald diamond

This 4.27ct 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 LG787622927 or 787622927. Listed at 14 retailers as of October 30, 2026, with prices from $6,606 to $27,539, a $20,934 spread on the same certified stone. Taylor and Hart lists it at $27,539. 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

4.27
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.9°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG787622927
Dimensions10.59 × 7.59 × 5.22 mm
L/W Ratio1.40
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
10.59 mm7.59 mm4.27 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG787622927
Side View
Table 65.0%Crown 40.9°Girdle: Slightly ThickPavilion 40.1°Culet: LargeDepth 68.8%

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: Oct 30
Current: $17,297 AUD|Low: $6,606 AUD|High: $32,031 AUD|Avg: $15,925 AUD|-46.0%
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
Taylor and Hart
October 30, 2026
Retailer 11$6,606 AUD
Retailer 2$6,734 AUD
Retailer 12$9,785 AUD
Retailer 6$10,006 AUD
Retailer 5$11,296 AUD
Retailer 4$11,880 AUD
Retailer 8$12,677 AUD
Retailer 13$13,079 AUD
Retailer 9$16,022 AUD
Retailer 7$16,381 AUD
Retailer 1$17,297 AUD
Retailer 3$20,782 AUD
Retailer 10$26,065 AUD
Taylor and Hart$27,539 AUD

41 data points across 14 retailers

14 retailers$6,606 AUD to $27,539 AUD

A
Cheapest Retailer
-
$6,606 AUD
$4,640 USD
A
Retailer 2
-
$6,734 AUD
$4,730 USD
View
A
Retailer 3
-
$9,785 AUD
HK$53,700 HKD
View
A
Retailer 4
-
$10,006 AUD
£5,535 GBP
View
Retailer 5
-
$11,296 AUD
$7,935 USD
View
Price last confirmed 12 days ago
B+
Retailer 6
-
$11,880 AUD
$8,345 USD
View
B+
Retailer 7
-
$12,677 AUD
€8,481 EUR
View
B+
Retailer 8
-
$13,079 AUD
$9,187 USD
View
B+
Retailer 9
-
$16,022 AUD
£8,862 GBP
View
B+
Retailer 10
-
$16,381 AUD
ZAR 185,898 ZAR
View
B+
Retailer 11
-
$17,297 AUD
$12,150 USD
View
B
Retailer 12
-
$20,782 AUD
$14,598 USD
View
B
Retailer 13
-
$26,065 AUD
$18,309 USD
View
Most Expensive
B
Taylor and Hart
LSQDGDM · Oct 30
$27,539 AUD
$19,345 USD
View
13 more retailers have this diamond
Prices start from $6,606 AUDSave up to $20,934 AUD

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
4.27ct Emerald
$6,606 AUD