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Round|Lab Grown|IGI

3.72ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG613381425

Shape and cutting style on the report: Round brilliant

Certificate IGI LG613381425

Diamond specifications and retailer prices

From $417 USD
As of October 26, 2026
Save $3,283 USD (89%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $3,700 USD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 3.72ct lab-grown round diamond

This 3.72ct lab-grown round sits in the three to five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG613381425 or 613381425. Listed at 11 retailers as of October 26, 2026, with prices from $417 to $3,700, a $3,283 spread on the same certified stone. Do Amore Diamonds lists it at $3,700. 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

3.72
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG613381425
Dimensions9.97 × 9.92 × 6.13 mm
L/W Ratio1.01
Girdle conditionFaceted
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
9.97 mm9.92 mm3.72 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG613381425
Side View
Table 57.0%Crown 34.3°Girdle: MediumPavilion 41°Culet: NoneDepth 61.6%

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: $3,700 USD|Low: $342 USD|High: $3,790 USD|Avg: $1,521 USD|-2.4%
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
Retailer 15
October 28, 2026
Retailer 14$417 USD
Retailer 8$467 USD
Retailer 3$479 USD
Retailer 12$817 USD
Retailer 2$820 USD
Retailer 6$980 USD
Retailer 5$1,052 USD
Retailer 4$1,099 USD
Retailer 13$1,318 USD
Retailer 10$1,451 USD
Retailer 11$1,835 USD
Retailer 9$2,099 USD
Retailer 7$2,347 USD
Retailer 15$2,570 USD
Do Amore Diamonds$3,700 USD

22 data points across 15 retailers

11 retailers$417 USD to $3,700 USD

A
Cheapest Retailer
-
$417 USD
A
Retailer 2
-
$467 USD
View
A
Retailer 3
-
$479 USD
View
Final sale: no returns
B+
Retailer 4
-
$817 USD
View
A
Retailer 5
-
$820 USD
View
B+
Retailer 6
-
$1,318 USD
View
B+
Retailer 7
-
$1,451 USD
View
B+
Retailer 8
-
$1,835 USD
View
B
Retailer 9
-
$2,099 USD
£1,653 GBP
View
B
Retailer 10
-
$2,570 USD
View
Most Expensive
B
Do Amore Diamonds
27-BA1D2D0F3 · Oct 29
$3,700 USD
View
10 more retailers have this diamond
Prices start from $417 USDSave up to $3,283 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
3.72ct Round
$417 USD