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Asscher|Lab Grown|IGI

1.78ct E VVS1 Asscher Lab Grown Diamond

ID • E/VVS1 • IGI LG589313478

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG589313478

Diamond specifications and retailer prices

From $332 USD
As of October 28, 2026
Save $3,198 USD (91%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $3,530 USD at Brilliant Earth · As of October 23, 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 E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG589313478 or 589313478. Listed at 17 retailers as of October 23, 2026, with prices from $332 to $3,530, a $3,198 spread on the same certified stone. Brilliant Earth lists it at $3,530. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.78
Carat
E
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.1°
Pavilion angle36.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG589313478
Dimensions6.84 × 6.64 × 4.28 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
6.84 mm6.64 mm1.78 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG589313478
Side View
Table 64.0%Crown 39.1°Girdle: Slightly ThickPavilion 36.2°Culet: NoneDepth 64.5%

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 28
Current: $3,530 USD|Low: $332 USD|High: $3,650 USD|Avg: $1,059 USD|-3.3%
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
October 29, 2026
Retailer 6$332 USD
Retailer 3$368 USD
Retailer 4$495 USD
Retailer 9$632 USD
Retailer 2$650 USD
Retailer 7$655 USD
Retailer 12$840 USD
Retailer 8$855 USD
Retailer 11$943 USD
Retailer 5$1,180 USD
Retailer 13$1,244 USD
Retailer 14$1,415 USD
Retailer 10$1,482 USD
Brilliant Earth$3,530 USD

42 data points across 14 retailers

17 retailers$332 USD to $3,530 USD

A
Cheapest Retailer
-
$332 USD
Final sale: no returns
B+
Retailer 2
-
$495 USD
View
A
Retailer 3
-
$525 USD
View
A
Retailer 4
-
$632 USD
ZAR 10,213 ZAR
View
A
Retailer 5
-
$650 USD
£512 GBP
View
A
Retailer 6
-
$655 USD
€624 EUR
View
B+
Retailer 7
-
$840 USD
View
B+
Retailer 8
-
$855 USD
A$1,316 AUD
View
B+
Retailer 9
-
$943 USD
View
B+
Retailer 10
-
$1,131 USD
£891 GBP
View
B+
Retailer 11
-
$1,180 USD
SGD 1,595 SGD
View
B+
Retailer 12
-
$1,231 USD
View
B+
Retailer 13
-
$1,244 USD
A$1,914 AUD
View
Price last confirmed 21 days ago
B
Retailer 14
-
$1,415 USD
View
B+
Retailer 15
-
$1,482 USD
£1,167 GBP
View
B
Retailer 16
-
$1,871 USD
View
Price last confirmed 59 days ago
Most Expensive
B
Brilliant Earth
14242347A · Oct 23
$3,530 USD
View
16 more retailers have this diamond
Prices start from $332 USDSave up to $3,198 USD

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
$332 USD