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Asscher|Lab Grown|IGI

1.67ct E SI1 Asscher Lab Grown Diamond

ID • E/SI1 • IGI LG578326268

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG578326268

Diamond specifications and retailer prices

From $320 USD
As of November 5, 2026
Save $1,740 USD (84%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $2,060 USD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 1.67ct lab-grown asscher diamond

This 1.67ct lab-grown asscher sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG578326268 or 578326268. Listed at 11 retailers as of November 2, 2026, with prices from $320 to $2,060, a $1,740 spread on the same certified stone. Do Amore Diamonds lists it at $2,060. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.67
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.2°
Pavilion angle37.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG578326268
Dimensions6.66 × 6.65 × 4.14 mm
L/W Ratio1.00
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
6.66 mm6.65 mm1.67 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG578326268
Side View
Table 63.0%Crown 31.2°Girdle: MediumPavilion 37.6°Culet: NoneDepth 62.3%

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: Nov 5
Current: $2,060 USD|Low: $157 USD|High: $2,060 USD|Avg: $804 USD|+5.6%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 5, 2026
Retailer 3$157 USD
Retailer 4$320 USD
Retailer 8$359 USD
Retailer 7$392 USD
Retailer 6$473 USD
Retailer 9$609 USD
Retailer 11$910 USD
Retailer 2$942 USD
Retailer 10$1,143 USD
Retailer 5$1,330 USD
Do Amore Diamonds$2,060 USD

28 data points across 11 retailers

11 retailers$320 USD to $2,060 USD

A
Cheapest Retailer
-
$320 USD
B+
Retailer 2
-
$359 USD
View
A
Retailer 3
-
$392 USD
View
Retailer 4
-
$473 USD
View
Price last confirmed 8 days ago
B+
Retailer 5
-
$609 USD
View
B+
Retailer 6
-
$875 USD
View
B+
Retailer 7
-
$910 USD
View
B+
Retailer 8
-
$942 USD
View
Retailer 9
-
$1,143 USD
View
Price last confirmed 11 days ago
B
Retailer 10
-
$1,330 USD
View
Most Expensive
B
Do Amore Diamonds
27-064A617F9 · Nov 2
$2,060 USD
View
10 more retailers have this diamond
Prices start from $320 USDSave up to $1,740 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
1.67ct Asscher
$320 USD