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Asscher|Lab Grown|IGI

1.78ct G VS1 Asscher Lab Grown Diamond

EX • G/VS1 • IGI LG619423417

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG619423417

Diamond specifications and retailer prices

From $620 NZD
£275 GBP
As of October 27, 2026
Save $3,088 NZD (83%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $3,708 NZD at Do Amore Diamonds · As of October 27, 2026
View at Do Amore Diamonds

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 G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG619423417 or 619423417. Listed at 9 retailers as of October 27, 2026, with prices from $620 to $3,708, a $3,088 spread on the same certified stone. Do Amore Diamonds lists it at $3,708. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.78
Carat
G
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG619423417
Dimensions6.61 × 6.53 × 4.41 mm
L/W Ratio1.01
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
6.61 mm6.53 mm1.78 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG619423417
Side View
Table 63.0%Crown 34.8°Girdle: MediumPavilion 40°Culet: NoneDepth 67.5%

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 27
Current: $3,708 NZD|Low: $312 NZD|High: $3,921 NZD|Avg: $1,436 NZD|-5.4%
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
October 27, 2026
Retailer 10$456 NZD
Retailer 6$620 NZD
Retailer 5$784 NZD
Retailer 9$820 NZD
Retailer 11$858 NZD
Retailer 3$981 NZD
Retailer 13$1,102 NZD
Retailer 2$1,233 NZD
Retailer 8$1,545 NZD
Retailer 12$1,947 NZD
Retailer 7$2,123 NZD
Retailer 4$2,332 NZD
Do Amore Diamonds$3,708 NZD

29 data points across 13 retailers

9 retailers$620 NZD to $3,708 NZD

A
Cheapest Retailer
-
$620 NZD
£275 GBP
Retailer 2
-
$820 NZD
$462 USD
View
Price last confirmed 7 days ago
A
Retailer 3
-
$1,233 NZD
A$1,069 AUD
View
Retailer 4
-
$1,296 NZD
A$1,124 AUD
View
Price last confirmed 35 days ago
B+
Retailer 5
-
$1,545 NZD
$871 USD
View
Retailer 6
-
$1,700 NZD
$958 USD
View
Price last confirmed 7 days ago
B+
Retailer 7
-
$2,123 NZD
£942 GBP
View
B
Retailer 8
-
$2,304 NZD
£1,022 GBP
View
Most Expensive
B
Do Amore Diamonds
27-F1A559194 · Oct 27
$3,708 NZD
$2,090 USD
View
8 more retailers have this diamond
Prices start from $620 NZDSave up to $3,088 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
1.78ct Asscher
$620 NZD