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Cushion|Lab Grown|IGI

4.27ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG768628622

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG768628622

Diamond specifications and retailer prices

From $6,252 AUD
$4,392 USD
As of October 30, 2026
Save $19,600 AUD (76%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $25,852 AUD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 4.27ct lab-grown cushion diamond

This 4.27ct lab-grown cushion 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 LG768628622 or 768628622. Listed at 13 retailers as of October 30, 2026, with prices from $6,252 to $25,852, a $19,600 spread on the same certified stone. Taylor and Hart lists it at $25,852. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle36.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG768628622
Dimensions10.69 × 8.87 × 5.85 mm
L/W Ratio1.21
Girdle conditionFaceted
Culet sizePointed
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
10.69 mm8.87 mm4.27 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG768628622
Side View
Table 59.0%Crown 34.5°Girdle: MED-STKPavilion 36.3°Culet: NoneDepth 66.0%

Caratlytics Score

How it works →
A+
Exceptional
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: Oct 30
Current: $11,825 AUD|Low: $6,252 AUD|High: $31,931 AUD|Avg: $15,667 AUD|-26.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Taylor and Hart
October 31, 2026
Retailer 6$6,252 AUD
Retailer 5$6,664 AUD
Retailer 11$9,166 AUD
Retailer 9$9,397 AUD
Retailer 3$11,609 AUD
Retailer 1$11,825 AUD
Retailer 4$12,229 AUD
Retailer 7$12,397 AUD
Retailer 10$15,426 AUD
Retailer 12$16,091 AUD
Retailer 8$18,834 AUD
Retailer 2$20,862 AUD
Taylor and Hart$25,852 AUD

38 data points across 13 retailers

13 retailers$6,252 AUD to $25,852 AUD

A+
Cheapest Retailer
-
$6,252 AUD
$4,392 USD
A
Retailer 2
-
$6,664 AUD
$4,681 USD
View
A
Retailer 3
-
$9,166 AUD
HK$50,300 HKD
View
A
Retailer 4
-
$9,397 AUD
£5,198 GBP
View
Retailer 5
-
$11,609 AUD
$8,155 USD
View
Price last confirmed 13 days ago
A
Retailer 6
-
$11,825 AUD
€7,911 EUR
View
B+
Retailer 7
-
$12,229 AUD
$8,590 USD
View
A
Retailer 8
-
$12,397 AUD
$8,708 USD
View
B+
Retailer 9
-
$15,426 AUD
ZAR 175,056 ZAR
View
B+
Retailer 10
-
$16,091 AUD
£8,900 GBP
View
B+
Retailer 11
-
$18,834 AUD
$13,230 USD
View
B+
Retailer 12
-
$20,862 AUD
$14,655 USD
View
Most Expensive
B+
Taylor and Hart
33Y7CCX · Oct 31
$25,852 AUD
$18,160 USD
View
12 more retailers have this diamond
Prices start from $6,252 AUDSave up to $19,600 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 Cushion
$6,252 AUD