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Asscher|Lab Grown|IGI

1.78ct D VS1 Asscher Lab Grown Diamond

EX • D/VS1 • IGI LG627472024

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG627472024

Diamond specifications and retailer prices

From $417 NZD
$235 USD
As of October 30, 2026
Save $3,977 NZD (91%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $4,394 NZD at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.78ct lab-grown asscher diamond

This 1.78ct lab-grown asscher sits in the one-and-a-half to two carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG627472024 or 627472024. Listed at 15 retailers as of October 27, 2026, with prices from $417 to $4,394, a $3,977 spread on the same certified stone. Queensmith lists it at $4,394. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.78
Carat
D
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG627472024
Dimensions6.78 × 6.65 × 4.39 mm
L/W Ratio1.02
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
6.78 mm6.65 mm1.78 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG627472024
Side View
Table 65.0%Crown 35°Girdle: MediumPavilion 40.2°Culet: NoneDepth 66.0%

Caratlytics Score

How it works →
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: $4,394 NZD|Low: $332 NZD|High: $4,394 NZD|Avg: $1,632 NZD
Queensmith
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 12$417 NZD
Retailer 15$467 NZD
Retailer 3$484 NZD
Retailer 13$518 NZD
Retailer 11$639 NZD
Retailer 4$699 NZD
Retailer 5$956 NZD
Retailer 2$1,102 NZD
Retailer 10$1,329 NZD
Retailer 14$1,836 NZD
Retailer 16$2,122 NZD
Retailer 8$2,151 NZD
Retailer 7$2,244 NZD
Retailer 9$2,301 NZD
Retailer 6$4,010 NZD
Queensmith$4,394 NZD

23 data points across 16 retailers

15 retailers$417 NZD to $4,394 NZD

A
Cheapest Retailer
-
$417 NZD
$235 USD
A
Retailer 2
-
$467 NZD
$263 USD
View
Final sale: no returns
A
Retailer 3
-
$484 NZD
$273 USD
View
A
Retailer 4
-
$518 NZD
$292 USD
View
Retailer 5
-
$639 NZD
£284 GBP
View
Price last confirmed 14 days ago
B+
Retailer 6
-
$699 NZD
$394 USD
View
A
Retailer 7
-
$956 NZD
$539 USD
View
A
Retailer 8
-
$1,102 NZD
£489 GBP
View
A
Retailer 9
-
$1,329 NZD
A$1,152 AUD
View
B+
Retailer 10
-
$1,836 NZD
$1,035 USD
View
B
Retailer 11
-
$2,122 NZD
$1,196 USD
View
B
Retailer 12
-
$2,151 NZD
$1,212 USD
View
B+
Retailer 13
-
$2,301 NZD
£1,021 GBP
View
B
Retailer 14
-
$4,010 NZD
$2,260 USD
View
Most Expensive
B
Queensmith
LG627472024 · Oct 27
$4,394 NZD
£1,950 GBP
View
14 more retailers have this diamond
Prices start from $417 NZDSave up to $3,977 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
1.78ct Asscher
$417 NZD