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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 $5,110 NZD
$2,880 USD
As of October 31, 2026
Save $14,088 NZD (73%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $19,198 NZD 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 30, 2026, with prices from $5,110 to $19,198, a $14,088 spread on the same certified stone. Brilliant Earth lists it at $19,198. 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

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 31
Current: $19,198 NZD|Low: $5,110 NZD|High: $21,806 NZD|Avg: $11,940 NZD|-12.0%
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 31, 2026
Retailer 4$5,110 NZD
Retailer 16$5,580 NZD
Retailer 11$6,316 NZD
Retailer 8$6,506 NZD
Retailer 10$7,094 NZD
Retailer 9$7,147 NZD
Retailer 15$7,562 NZD
Retailer 13$8,415 NZD
Retailer 3$10,032 NZD
Retailer 12$12,290 NZD
Retailer 2$12,826 NZD
Retailer 6$13,446 NZD
Retailer 14$14,246 NZD
Retailer 5$17,740 NZD
Retailer 7$18,462 NZD
Brilliant Earth$19,198 NZD

42 data points across 16 retailers

16 retailers$5,110 NZD to $19,198 NZD

A
Cheapest Retailer
-
$5,110 NZD
$2,880 USD
Final sale: no returns
A
Retailer 2
-
$5,580 NZD
$3,145 USD
View
A
Retailer 3
-
$6,316 NZD
£2,803 GBP
View
A
Retailer 4
-
$6,506 NZD
$3,667 USD
View
A
Retailer 5
-
$7,094 NZD
$3,998 USD
View
A
Retailer 6
-
$7,147 NZD
£3,172 GBP
View
A
Retailer 7
-
$7,562 NZD
$4,262 USD
View
A
Retailer 8
-
$8,415 NZD
€4,517 EUR
View
B+
Retailer 9
-
$10,032 NZD
£4,452 GBP
View
B+
Retailer 10
-
$12,290 NZD
ZAR 111,903 ZAR
View
Retailer 11
-
$12,826 NZD
A$11,121 AUD
View
B+
Retailer 12
-
$13,446 NZD
$7,578 USD
View
B+
Retailer 13
-
$14,246 NZD
£6,322 GBP
View
B
Retailer 14
-
$17,740 NZD
SGD 13,511 SGD
View
B
Retailer 15
-
$18,462 NZD
$10,405 USD
View
Most Expensive
B
Brilliant Earth
21291936A · Oct 30
$19,198 NZD
$10,820 USD
View
15 more retailers have this diamond
Prices start from $5,110 NZDSave up to $14,088 NZD

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
$5,110 NZD