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Emerald|Lab Grown|IGI

4.21ct D FL Emerald Lab Grown Diamond

ID • D/FL • IGI LG799676801

Shape and cutting style on the report: Emerald cut

Certificate IGI LG799676801

Diamond specifications and retailer prices

From $5,755 SGD
$4,502 USD
As of October 30, 2026
Save $33,837 SGD (85%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $39,592 SGD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 4.21ct lab-grown emerald diamond

This 4.21ct 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 LG799676801 or 799676801. Listed at 22 retailers as of October 29, 2026, with prices from $5,755 to $39,592, a $33,837 spread on the same certified stone. Do Amore Diamonds lists it at $39,592. 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

4.21
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle30.7°
Pavilion angle37.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799676801
Dimensions11.20 × 7.67 × 4.89 mm
L/W Ratio1.46
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
11.20 mm7.67 mm4.21 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799676801
Side View
Table 58.0%Crown 30.7°Girdle: MediumPavilion 37.2°Culet: LargeDepth 63.8%

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: Oct 30
Current: $9,422 SGD|Low: $5,525 SGD|High: $25,712 SGD|Avg: $10,029 SGD|+0.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
October 30, 2026
Retailer 15$5,755 SGD
Retailer 10$5,988 SGD
Retailer 5$6,031 SGD
Retailer 7$6,287 SGD
Retailer 8$6,444 SGD
Retailer 4$6,676 SGD
Retailer 17$6,676 SGD
Retailer 14$6,724 SGD
Retailer 13$8,526 SGD
Retailer 3$8,748 SGD
Retailer 1$9,422 SGD
Retailer 18$10,328 SGD
Retailer 9$10,423 SGD
Retailer 16$10,585 SGD
Retailer 12$15,075 SGD
Retailer 11$15,684 SGD
Retailer 2$16,875 SGD
Retailer 6$25,712 SGD

43 data points across 18 retailers

22 retailers$5,755 SGD to $39,592 SGD

A
Cheapest Retailer
-
$5,755 SGD
$4,502 USD
A
Retailer 2
-
$5,988 SGD
$4,684 USD
View
A
Retailer 3
-
$6,031 SGD
$4,718 USD
View
A
Retailer 4
-
$6,287 SGD
$4,918 USD
View
A
Retailer 5
-
$6,444 SGD
$5,041 USD
View
Final sale: no returns
A
Retailer 6
-
$6,676 SGD
$5,222 USD
View
Retailer 7
-
$6,676 SGD
$5,222 USD
View
Price last confirmed 14 days ago
A
Retailer 8
-
$6,724 SGD
$5,260 USD
View
A
Retailer 9
-
$8,526 SGD
$6,669 USD
View
A
Retailer 10
-
$8,748 SGD
$6,843 USD
View
A
Retailer 11
-
$8,885 SGD
HK$54,300 HKD
View
A
Retailer 12
-
$9,422 SGD
£5,804 GBP
View
B+
Retailer 13
-
$10,328 SGD
$8,079 USD
View
B+
Retailer 14
-
$10,423 SGD
£6,420 GBP
View
Retailer 15
-
$10,585 SGD
$8,280 USD
View
Price last confirmed 23 days ago
B+
Retailer 16
-
$15,075 SGD
£9,285 GBP
View
B+
Retailer 17
-
$15,684 SGD
ZAR 198,195 ZAR
View
B
Retailer 18
-
$16,875 SGD
$13,200 USD
View
B
Retailer 19
-
$18,376 SGD
$14,375 USD
View
B
Retailer 20
-
$25,712 SGD
View
B
Retailer 21
-
$26,448 SGD
$20,688 USD
View
Most Expensive
B
Do Amore Diamonds
27-049F2460B · Oct 29
$39,592 SGD
$30,970 USD
View
21 more retailers have this diamond
Prices start from $5,755 SGDSave up to $33,837 SGD

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
4.21ct Emerald
$5,755 SGD