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Asscher|Lab Grown|IGI

1.78ct D VS1 Asscher Lab Grown Diamond

ID • D/VS1 • IGI LG700526626

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG700526626

Diamond specifications and retailer prices

From $532 NZD
$300 USD
As of October 30, 2026
Save $3,016 NZD (85%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $3,549 NZD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

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 LG700526626 or 700526626. Listed at 23 retailers as of October 28, 2026, with prices from $532 to $3,549, a $3,016 spread on the same certified stone. Brilliant Earth lists it at $3,549. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG700526626
Dimensions6.59 × 6.58 × 4.47 mm
L/W Ratio1.00
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.59 mm6.58 mm1.78 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG700526626
Side View
Table 64.0%Crown 36.5°Girdle: MediumPavilion 40.4°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: $3,549 NZD|Low: $523 NZD|High: $3,974 NZD|Avg: $1,550 NZD|-10.7%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
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Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
Retailer 23
October 31, 2026
Retailer 4$532 NZD
Retailer 11$594 NZD
Retailer 21$617 NZD
Retailer 6$660 NZD
Retailer 7$660 NZD
Retailer 3$738 NZD
Retailer 20$940 NZD
Retailer 13$984 NZD
Retailer 14$1,079 NZD
Retailer 19$1,134 NZD
Retailer 2$1,171 NZD
Retailer 10$1,265 NZD
Retailer 9$1,272 NZD
Retailer 18$1,538 NZD
Retailer 22$2,028 NZD
Retailer 5$2,122 NZD
Retailer 12$2,206 NZD
Retailer 23$2,528 NZD
Retailer 8$2,537 NZD
Retailer 17$2,659 NZD
Retailer 15$2,684 NZD
Retailer 16$3,075 NZD
Brilliant Earth$3,549 NZD

35 data points across 23 retailers

23 retailers$532 NZD to $3,549 NZD

A
Cheapest Retailer
-
$532 NZD
$300 USD
A
Retailer 2
-
$594 NZD
$335 USD
View
Final sale: no returns
A
Retailer 3
-
$617 NZD
$348 USD
View
A
Retailer 4
-
$660 NZD
$372 USD
View
A
Retailer 5
-
$660 NZD
$372 USD
View
Retailer 6
-
$738 NZD
£328 GBP
View
Price last confirmed 14 days ago
A
Retailer 7
-
$940 NZD
$530 USD
View
A
Retailer 8
-
$984 NZD
€528 EUR
View
A
Retailer 9
-
$1,079 NZD
$608 USD
View
A
Retailer 10
-
$1,134 NZD
ZAR 10,324 ZAR
View
A
Retailer 11
-
$1,171 NZD
£520 GBP
View
B+
Retailer 12
-
$1,265 NZD
$713 USD
View
B+
Retailer 13
-
$1,272 NZD
$717 USD
View
B+
Retailer 14
-
$1,538 NZD
A$1,334 AUD
View
B
Retailer 15
-
$2,028 NZD
$1,143 USD
View
B
Retailer 16
-
$2,122 NZD
$1,196 USD
View
B
Retailer 17
-
$2,206 NZD
$1,243 USD
View
Retailer 18
-
$2,528 NZD
$1,425 USD
View
Price last confirmed 9 days ago
B
Retailer 19
-
$2,537 NZD
$1,430 USD
View
B
Retailer 20
-
$2,659 NZD
£1,180 GBP
View
B
Retailer 21
-
$2,684 NZD
$1,513 USD
View
B
Retailer 22
-
$3,075 NZD
$1,733 USD
View
Most Expensive
B
Brilliant Earth
13893045A · Oct 28
$3,549 NZD
$2,000 USD
View
22 more retailers have this diamond
Prices start from $532 NZDSave up to $3,016 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
$532 NZD