Asscher|Lab Grown|IGI

3.12ct G VS1 Asscher Lab Grown Diamond

EX • G/VS1 • IGI LG654487790

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG654487790

Diamond specifications and retailer prices

From $582 USD
As of October 31, 2026
Save $4,038 USD (87%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $4,620 USD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 3.12ct lab-grown asscher diamond

This 3.12ct lab-grown asscher sits in the three to five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG654487790 or 654487790. Listed at 17 retailers as of October 31, 2026, with prices from $582 to $4,620, a $4,038 spread on the same certified stone. Do Amore Diamonds lists it at $4,620. 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

3.12
Carat
G
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.8°
Pavilion angle36.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG654487790
Dimensions7.75 × 7.74 × 5.14 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
7.75 mm7.74 mm3.12 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG654487790
Side View
Table 61.0%Crown 36.8°Girdle: MED-STKPavilion 36.1°Culet: NoneDepth 66.4%

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 31
Current: $4,620 USD|Low: $582 USD|High: $5,250 USD|Avg: $2,031 USD|-12.0%
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
Retailer 14
October 31, 2026
Retailer 13$582 USD
Retailer 12$780 USD
Retailer 6$854 USD
Retailer 4$1,005 USD
Retailer 2$1,104 USD
Retailer 7$1,505 USD
Retailer 8$1,548 USD
Retailer 5$2,073 USD
Retailer 10$2,130 USD
Retailer 14$2,203 USD
Retailer 3$2,394 USD
Retailer 11$2,770 USD
Retailer 9$3,099 USD
Do Amore Diamonds$4,620 USD

42 data points across 14 retailers

17 retailers$582 USD to $4,620 USD

A
Cheapest Retailer
-
$582 USD
Final sale: no returns
A
Retailer 2
-
$780 USD
View
B+
Retailer 3
-
$854 USD
View
A
Retailer 4
-
$870 USD
View
A
Retailer 5
-
$1,005 USD
View
A
Retailer 6
-
$1,104 USD
£869 GBP
View
B+
Retailer 7
-
$1,505 USD
A$2,316 AUD
View
B+
Retailer 8
-
$1,548 USD
ZAR 25,007 ZAR
View
B+
Retailer 9
-
$1,728 USD
£1,361 GBP
View
B+
Retailer 10
-
$2,073 USD
£1,632 GBP
View
Retailer 11
-
$2,130 USD
View
Price last confirmed 10 days ago
B+
Retailer 12
-
$2,203 USD
View
B
Retailer 13
-
$2,394 USD
View
B
Retailer 14
-
$2,425 USD
View
B
Retailer 15
-
$2,770 USD
View
B
Retailer 16
-
$3,099 USD
£2,440 GBP
View
Most Expensive
B
Do Amore Diamonds
27-40C1D18AD · Oct 31
$4,620 USD
View
16 more retailers have this diamond
Prices start from $582 USDSave up to $4,038 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
3.12ct Asscher
$582 USD