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Asscher|Lab Grown|IGI

3.40ct D IF Asscher Lab Grown Diamond

ID • D/IF • IGI LG836614600

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG836614600

Diamond specifications and retailer prices

From $4,257 NZD
$2,399 USD
As of October 30, 2026
Save $16,077 NZD (79%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $20,333 NZD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 3.4ct lab-grown asscher diamond

This 3.4ct 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 LG836614600 or 836614600. Listed at 21 retailers as of October 30, 2026, with prices from $4,257 to $20,333, a $16,077 spread on the same certified stone. Brilliant Earth lists it at $20,333. 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

3.40
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.1°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836614600
Dimensions8.25 × 8.25 × 5.60 mm
L/W Ratio1.00
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
8.25 mm8.25 mm3.40 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836614600
Side View
Table 58.0%Crown 37.1°Girdle: MediumPavilion 39.7°Culet: NoneDepth 67.9%

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: $20,333 NZD|Low: $4,257 NZD|High: $20,333 NZD|Avg: $9,504 NZD
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
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
October 31, 2026
Retailer 12$4,257 NZD
Retailer 4$4,631 NZD
Retailer 8$4,938 NZD
Retailer 21$5,225 NZD
Retailer 11$5,231 NZD
Retailer 15$5,892 NZD
Retailer 7$6,787 NZD
Retailer 2$6,800 NZD
Retailer 13$6,861 NZD
Retailer 3$7,007 NZD
Retailer 20$7,699 NZD
Retailer 17$8,659 NZD
Retailer 10$9,356 NZD
Retailer 19$11,167 NZD
Retailer 16$11,465 NZD
Retailer 14$12,754 NZD
Retailer 18$13,290 NZD
Retailer 9$17,236 NZD
Retailer 5$18,256 NZD
Retailer 6$19,991 NZD
Brilliant Earth$20,333 NZD

13 data points across 21 retailers

21 retailers$4,257 NZD to $20,333 NZD

A
Cheapest Retailer
-
$4,257 NZD
$2,399 USD
A
Retailer 2
-
$4,631 NZD
$2,610 USD
View
A
Retailer 3
-
$4,938 NZD
$2,783 USD
View
A
Retailer 4
-
$5,225 NZD
$2,945 USD
View
A
Retailer 5
-
$5,231 NZD
$2,948 USD
View
Final sale: no returns
A
Retailer 6
-
$5,892 NZD
£2,615 GBP
View
A
Retailer 7
-
$6,787 NZD
$3,825 USD
View
A
Retailer 8
-
$6,800 NZD
£3,018 GBP
View
A
Retailer 9
-
$6,861 NZD
$3,867 USD
View
A
Retailer 10
-
$7,007 NZD
$3,949 USD
View
A
Retailer 11
-
$7,699 NZD
$4,339 USD
View
A
Retailer 12
-
$8,659 NZD
€4,648 EUR
View
A
Retailer 13
-
$9,356 NZD
£4,152 GBP
View
Retailer 14
-
$11,167 NZD
A$9,683 AUD
View
Price last confirmed 9 days ago
B+
Retailer 15
-
$11,465 NZD
ZAR 104,386 ZAR
View
B+
Retailer 16
-
$12,754 NZD
$7,188 USD
View
B+
Retailer 17
-
$13,290 NZD
£5,898 GBP
View
B
Retailer 18
-
$17,236 NZD
$9,714 USD
View
B
Retailer 19
-
$18,256 NZD
SGD 13,904 SGD
View
B
Retailer 20
-
$19,991 NZD
$11,267 USD
View
Most Expensive
B
Brilliant Earth
22192077A · Oct 31
$20,333 NZD
$11,460 USD
View
20 more retailers have this diamond
Prices start from $4,257 NZDSave up to $16,077 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
3.40ct Asscher
$4,257 NZD