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Asscher|Lab Grown|IGI

4.20ct D FL Asscher Lab Grown Diamond

ID • D/FL • IGI LG754594115

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG754594115

Diamond specifications and retailer prices

From $8,859 NZD
$4,993 USD
As of October 30, 2026
Save $52,088 NZD (85%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $60,947 NZD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 4.2ct lab-grown asscher diamond

This 4.2ct lab-grown asscher 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 LG754594115 or 754594115. Listed at 15 retailers as of October 30, 2026, with prices from $8,859 to $60,947, a $52,088 spread on the same certified stone. Do Amore Diamonds lists it at $60,947. 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

4.20
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754594115
Dimensions9.02 × 8.74 × 6.08 mm
L/W Ratio1.03
Culet sizePointed
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
9.02 mm8.74 mm4.20 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754594115
Side View
Table 59.0%Crown 34.6°Girdle: Slightly ThickPavilion 39.2°Culet: NoneDepth 69.6%

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: $60,947 NZD|Low: $8,093 NZD|High: $75,443 NZD|Avg: $20,848 NZD|-19.2%
Do Amore Diamonds
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
November 1, 2026
Retailer 14$8,859 NZD
Retailer 8$9,285 NZD
Retailer 11$9,430 NZD
Retailer 12$9,441 NZD
Retailer 9$10,318 NZD
Retailer 10$12,887 NZD
Retailer 7$12,906 NZD
Retailer 2$13,467 NZD
Retailer 5$14,521 NZD
Retailer 6$15,312 NZD
Retailer 3$18,000 NZD
Retailer 4$21,197 NZD
Retailer 13$25,142 NZD
Retailer 15$28,418 NZD
Do Amore Diamonds$60,947 NZD

35 data points across 15 retailers

15 retailers$8,859 NZD to $60,947 NZD

A
Cheapest Retailer
-
$8,859 NZD
$4,993 USD
A
Retailer 2
-
$9,285 NZD
$5,233 USD
View
A
Retailer 3
-
$9,430 NZD
$5,315 USD
View
A
Retailer 4
-
$9,441 NZD
$5,321 USD
View
A
Retailer 5
-
$10,318 NZD
$5,815 USD
View
A
Retailer 6
-
$12,887 NZD
$7,263 USD
View
A
Retailer 7
-
$12,906 NZD
$7,274 USD
View
Final sale: no returns
A
Retailer 8
-
$13,467 NZD
$7,590 USD
View
A
Retailer 9
-
$14,521 NZD
$8,184 USD
View
Retailer 10
-
$15,312 NZD
$8,630 USD
View
Price last confirmed 13 days ago
B+
Retailer 11
-
$18,000 NZD
€9,662 EUR
View
B+
Retailer 12
-
$21,197 NZD
£9,407 GBP
View
B+
Retailer 13
-
$25,142 NZD
$14,170 USD
View
B+
Retailer 14
-
$28,418 NZD
$16,016 USD
View
Most Expensive
B
Do Amore Diamonds
27-0A0C3088E · Oct 31
$60,947 NZD
$34,350 USD
View
14 more retailers have this diamond
Prices start from $8,859 NZDSave up to $52,088 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
4.20ct Asscher
$8,859 NZD