Asscher|Lab Grown|IGI

3.17ct E IF Asscher Lab Grown Diamond

ID • E/IF • IGI LG843685645

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG843685645

Diamond specifications and retailer prices

From $1,377 USD
As of October 27, 2026
Save $4,000 USD (74%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $5,780 USD at Rare Carat · As of October 14, 2026
View at Rare Carat

About this 3.17ct lab-grown asscher diamond

This 3.17ct lab-grown asscher sits in the three to five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG843685645 or 843685645. Listed at 18 retailers as of October 27, 2026, with a 291% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.17
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.6°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843685645
Dimensions8.09 × 7.91 × 5.20 mm
L/W Ratio1.02
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
8.09 mm7.91 mm3.17 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843685645
Side View
Table 65.0%Crown 39.6°Girdle: Slightly ThickPavilion 39.9°Culet: NoneDepth 65.7%

Caratlytics Score

How it works →
A+
Exceptional
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 27
Current: $5,780 USD|Low: $1,377 USD|High: $6,929 USD|Avg: $3,703 USD
Rare Carat
Retailer 2
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Retailer 18
October 29, 2026
Retailer 9$1,377 USD
Retailer 8$1,541 USD
Retailer 12$1,695 USD
Retailer 17$1,770 USD
Retailer 16$2,240 USD
Retailer 3$2,285 USD
Retailer 18$2,665 USD
Retailer 14$2,870 USD
Retailer 4$2,899 USD
Retailer 7$3,319 USD
Retailer 6$3,695 USD
Retailer 2$3,703 USD
Retailer 13$4,393 USD
Retailer 10$4,467 USD
Retailer 11$4,945 USD
Retailer 5$4,950 USD
Retailer 15$5,377 USD
Rare Carat$5,780 USD

15 data points across 18 retailers

18 retailers$1,377 USD to $5,377 USD

A+
Cheapest Retailer
-
$1,377 USD
A
Retailer 2
-
$1,541 USD
View
Final sale: no returns
A
Retailer 3
-
$1,695 USD
£1,334 GBP
View
A
Retailer 4
-
$1,770 USD
View
A
Retailer 5
-
$2,240 USD
£1,764 GBP
View
A
Retailer 6
-
$2,285 USD
View
A
Retailer 7
-
$2,665 USD
€2,538 EUR
View
A
Retailer 8
-
$2,870 USD
View
A
Retailer 9
-
$2,899 USD
View
A
Retailer 10
-
$3,319 USD
View
A
Retailer 11
-
$3,695 USD
ZAR 59,695 ZAR
View
A
Retailer 12
-
$3,703 USD
£2,916 GBP
View
A
Retailer 13
-
$4,393 USD
View
A
Retailer 14
-
$4,467 USD
A$6,873 AUD
View
A
Retailer 15
-
$4,945 USD
£3,894 GBP
View
A
Retailer 16
-
$4,950 USD
View
B+
Retailer 17
-
$5,377 USD
View
Most Expensive
B+
Rare Carat
NJ35 66 · Oct 14
$5,780 USD
View
Price last confirmed 14 days ago
17 more retailers have this diamond
Prices start from $1,377 USDSave up to $4,000 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+
3.17ct Asscher
$1,377 USD