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Asscher|Lab Grown|IGI

3.21ct D IF Asscher Lab Grown Diamond

EX • D/IF • IGI LG831606324

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG831606324

Diamond specifications and retailer prices

From $3,682 SGD
$2,880 USD
As of October 29, 2026
Save $10,150 SGD (73%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $13,832 SGD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 3.21ct lab-grown asscher diamond

This 3.21ct lab-grown asscher sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG831606324 or 831606324. Listed at 16 retailers as of October 29, 2026, with prices from $3,682 to $13,832, a $10,150 spread on the same certified stone. Brilliant Earth lists it at $13,832. 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

3.21
Carat
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle41.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831606324
Dimensions8.32 × 8.25 × 5.39 mm
L/W Ratio1.01
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
8.32 mm8.25 mm3.21 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831606324
Side View
Table 62.0%Crown 35.1°Girdle: MediumPavilion 41.8°Culet: NoneDepth 65.3%

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 29
Current: $13,832 SGD|Low: $3,682 SGD|High: $16,197 SGD|Avg: $8,914 SGD|-14.6%
Brilliant Earth
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
October 30, 2026
Retailer 16$3,682 SGD
Retailer 14$4,021 SGD
Retailer 2$4,551 SGD
Retailer 7$4,688 SGD
Retailer 9$5,138 SGD
Retailer 13$5,449 SGD
Retailer 3$5,596 SGD
Retailer 11$6,063 SGD
Retailer 15$7,228 SGD
Retailer 10$8,855 SGD
Retailer 8$9,634 SGD
Retailer 5$9,688 SGD
Retailer 12$10,264 SGD
Retailer 4$12,782 SGD
Retailer 6$13,302 SGD
Brilliant Earth$13,832 SGD

42 data points across 16 retailers

16 retailers$3,682 SGD to $13,832 SGD

A
Cheapest Retailer
-
$3,682 SGD
$2,880 USD
Final sale: no returns
A
Retailer 2
-
$4,021 SGD
$3,145 USD
View
A
Retailer 3
-
$4,551 SGD
£2,803 GBP
View
A
Retailer 4
-
$4,688 SGD
$3,667 USD
View
A
Retailer 5
-
$5,138 SGD
£3,165 GBP
View
A
Retailer 6
-
$5,449 SGD
$4,262 USD
View
A
Retailer 7
-
$5,596 SGD
$4,377 USD
View
A
Retailer 8
-
$6,063 SGD
€4,517 EUR
View
B+
Retailer 9
-
$7,228 SGD
£4,452 GBP
View
B+
Retailer 10
-
$8,855 SGD
ZAR 111,903 ZAR
View
Retailer 11
-
$9,634 SGD
A$11,594 AUD
View
Price last confirmed 22 days ago
B+
Retailer 12
-
$9,688 SGD
$7,578 USD
View
B+
Retailer 13
-
$10,264 SGD
£6,322 GBP
View
B
Retailer 14
-
$12,782 SGD
View
B
Retailer 15
-
$13,302 SGD
$10,405 USD
View
Most Expensive
B
Brilliant Earth
21291936A · Oct 30
$13,832 SGD
$10,820 USD
View
15 more retailers have this diamond
Prices start from $3,682 SGDSave up to $10,150 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
3.21ct Asscher
$3,682 SGD