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Round|Lab Grown|IGI

3.54ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG692515517

Shape and cutting style on the report: Round brilliant

Certificate IGI LG692515517

Diamond specifications and retailer prices

From $427 USD
As of October 26, 2026
Save $3,363 USD (89%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $3,790 USD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 3.54ct lab-grown round diamond

This 3.54ct lab-grown round sits in the three to five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG692515517 or 692515517. Listed at 11 retailers as of October 26, 2026, with prices from $427 to $3,790, a $3,363 spread on the same certified stone. Do Amore Diamonds lists it at $3,790. 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

3.54
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG692515517
Dimensions9.83 × 9.77 × 6.02 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.83 mm9.77 mm3.54 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG692515517
Side View
Table 59.0%Crown 35.6°Girdle: MediumPavilion 41.3°Culet: NoneDepth 61.5%

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 26
Current: $3,790 USD|Low: $342 USD|High: $3,840 USD|Avg: $1,455 USD|-1.3%
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 28, 2026
Retailer 10$427 USD
Retailer 7$478 USD
Retailer 3$484 USD
Retailer 2$835 USD
Retailer 12$835 USD
Retailer 6$991 USD
Retailer 4$1,021 USD
Retailer 5$1,052 USD
Retailer 13$1,343 USD
Retailer 9$1,486 USD
Retailer 11$1,880 USD
Retailer 8$2,150 USD
Retailer 14$2,500 USD
Do Amore Diamonds$3,790 USD

24 data points across 14 retailers

11 retailers$427 USD to $3,790 USD

A
Cheapest Retailer
-
$427 USD
A
Retailer 2
-
$478 USD
View
A
Retailer 3
-
$484 USD
View
Final sale: no returns
B+
Retailer 4
-
$835 USD
View
A
Retailer 5
-
$835 USD
View
B+
Retailer 6
-
$1,343 USD
View
B+
Retailer 7
-
$1,486 USD
View
B+
Retailer 8
-
$1,880 USD
View
B
Retailer 9
-
$2,150 USD
£1,693 GBP
View
B
Retailer 10
-
$2,500 USD
View
Most Expensive
B
Do Amore Diamonds
27-F5D9664F8 · Oct 29
$3,790 USD
View
10 more retailers have this diamond
Prices start from $427 USDSave up to $3,363 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
3.54ct Round
$427 USD