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Emerald|Lab Grown|IGI

4.51ct D FL Emerald Lab Grown Diamond

EX • D/FL • IGI LG831603917

Shape and cutting style on the report: Emerald cut

Certificate IGI LG831603917

Diamond specifications and retailer prices

From $8,054 SGD
$6,300 USD
As of October 30, 2026
Save $27,624 SGD (77%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $35,678 SGD at With Clarity · As of October 30, 2026
View at With Clarity

About this 4.51ct lab-grown emerald diamond

This 4.51ct 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 LG831603917 or 831603917. Listed at 23 retailers as of October 30, 2026, with prices from $8,054 to $35,678, a $27,624 spread on the same certified stone. With Clarity lists it at $35,678. 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

4.51
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.2°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831603917
Dimensions11.52 × 7.77 × 4.97 mm
L/W Ratio1.48
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
11.52 mm7.77 mm4.51 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831603917
Side View
Table 59.0%Crown 37.2°Girdle: MediumPavilion 40.4°Culet: LargeDepth 64.0%

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: $9,020 SGD|Low: $8,054 SGD|High: $37,682 SGD|Avg: $17,072 SGD|-5.2%
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
With Clarity
October 30, 2026
Retailer 18$8,054 SGD
Retailer 10$8,803 SGD
Retailer 1$9,020 SGD
Retailer 11$9,812 SGD
Retailer 8$9,850 SGD
Retailer 5$10,336 SGD
Retailer 9$10,722 SGD
Retailer 14$11,258 SGD
Retailer 13$11,694 SGD
Retailer 16$11,723 SGD
Retailer 19$13,326 SGD
Retailer 4$14,794 SGD
Retailer 2$16,321 SGD
Retailer 3$19,798 SGD
Retailer 20$20,966 SGD
Retailer 6$23,863 SGD
Retailer 12$25,999 SGD
Retailer 7$31,040 SGD
Retailer 17$32,360 SGD
Retailer 15$32,575 SGD
With Clarity$35,678 SGD

35 data points across 21 retailers

23 retailers$8,054 SGD to $35,678 SGD

A
Cheapest Retailer
-
$8,054 SGD
$6,300 USD
A
Retailer 2
-
$8,803 SGD
$6,886 USD
View
Retailer 3
-
$8,886 SGD
$6,951 USD
View
Price last confirmed 38 days ago
A
Retailer 4
-
$9,020 SGD
$7,056 USD
View
Final sale: no returns
A
Retailer 5
-
$9,812 SGD
$7,675 USD
View
A
Retailer 6
-
$9,850 SGD
$7,705 USD
View
Retailer 7
-
$9,850 SGD
$7,705 USD
View
Price last confirmed 14 days ago
A
Retailer 8
-
$10,336 SGD
$8,085 USD
View
B+
Retailer 9
-
$10,722 SGD
$8,387 USD
View
B+
Retailer 10
-
$11,258 SGD
HK$68,800 HKD
View
B+
Retailer 11
-
$11,694 SGD
$9,147 USD
View
B+
Retailer 12
-
$11,723 SGD
£7,220 GBP
View
B+
Retailer 13
-
$13,326 SGD
£8,208 GBP
View
B+
Retailer 14
-
$14,794 SGD
$11,572 USD
View
B+
Retailer 15
-
$16,321 SGD
€12,159 EUR
View
B+
Retailer 16
-
$19,798 SGD
£12,194 GBP
View
B+
Retailer 17
-
$20,966 SGD
ZAR 264,952 ZAR
View
B
Retailer 18
-
$23,863 SGD
$18,666 USD
View
B
Retailer 19
-
$25,999 SGD
$20,337 USD
View
B
Retailer 20
-
$31,040 SGD
$24,280 USD
View
B
Retailer 21
-
$32,360 SGD
$25,313 USD
View
B
Retailer 22
-
$32,575 SGD
View
Most Expensive
B
With Clarity
831603917 · Oct 30
$35,678 SGD
$27,908 USD
View
22 more retailers have this diamond
Prices start from $8,054 SGDSave up to $27,624 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
4.51ct Emerald
$8,054 SGD