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Round|Lab Grown|IGI

1.72ct E FL Round Lab Grown Diamond

ID • E/FL • IGI LG825647004

Shape and cutting style on the report: Round brilliant

Certificate IGI LG825647004

Diamond specifications and retailer prices

From $623 USD
As of October 30, 2026
Save $4,177 USD (87%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $4,800 USD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.72ct lab-grown round diamond

This 1.72ct lab-grown round sits in the one-and-a-half to two carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG825647004 or 825647004. Listed at 18 retailers as of October 30, 2026, with prices from $623 to $4,800, a $4,177 spread on the same certified stone. Brilliant Earth lists it at $4,800. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.72
Carat
E
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825647004
Dimensions7.65 × 7.68 × 4.74 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
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
7.65 mm7.68 mm1.72 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825647004
Side View
Table 57.0%Crown 35°Girdle: MediumPavilion 40.8°Culet: NoneDepth 61.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $4,800 USD|Low: $527 USD|High: $5,220 USD|Avg: $1,481 USD|-8.0%
Brilliant Earth
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
Retailer 16
Retailer 17
November 1, 2026
Retailer 6$527 USD
Retailer 4$623 USD
Retailer 8$673 USD
Retailer 9$681 USD
Retailer 15$825 USD
Retailer 16$915 USD
Retailer 12$1,061 USD
Retailer 17$1,066 USD
Retailer 10$1,074 USD
Retailer 3$1,185 USD
Retailer 14$1,187 USD
Retailer 13$1,461 USD
Retailer 7$1,792 USD
Retailer 11$2,225 USD
Retailer 5$2,241 USD
Retailer 2$3,000 USD
Brilliant Earth$4,800 USD

36 data points across 17 retailers

18 retailers$623 USD to $4,800 USD

Retailer 1
-
$527 USD
Price last confirmed 30 days ago
Retailer 2
-
$612 USD
View
Price last confirmed 40 days ago
A
Retailer 3
-
$623 USD
View
Final sale: no returns
Retailer 4
-
$673 USD
View
Price last confirmed 32 days ago
Retailer 5
-
$678 USD
View
Price last confirmed 19 days ago
A
Retailer 6
-
$825 USD
View
A
Retailer 7
-
$915 USD
View
A
Retailer 8
-
$1,061 USD
€1,010 EUR
View
A
Retailer 9
-
$1,066 USD
View
A
Retailer 10
-
$1,074 USD
£846 GBP
View
B+
Retailer 11
-
$1,185 USD
View
B+
Retailer 12
-
$1,187 USD
ZAR 19,184 ZAR
View
B+
Retailer 13
-
$1,461 USD
View
Retailer 14
-
$1,792 USD
View
Price last confirmed 32 days ago
B
Retailer 15
-
$2,225 USD
View
B
Retailer 16
-
$2,241 USD
View
B
Retailer 17
-
$3,000 USD
£2,362 GBP
View
Most Expensive
B
Brilliant Earth
21260911A · Oct 31
$4,800 USD
View
17 more retailers have this diamond
Prices start from $623 USDSave up to $4,177 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
1.72ct Round
$623 USD