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Round|Lab Grown|IGI

1.53ct G IF Round Lab Grown Diamond

ID • G/IF • IGI LG756580438

Shape and cutting style on the report: Round brilliant

Certificate IGI LG756580438

Diamond specifications and retailer prices

From $385 USD
As of October 30, 2026
Save $1,655 USD (81%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $2,040 USD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.53ct lab-grown round diamond

This 1.53ct lab-grown round sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG756580438 or 756580438. Listed at 23 retailers as of October 30, 2026, with prices from $385 to $2,040, a $1,655 spread on the same certified stone. Brilliant Earth lists it at $2,040. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.53
Carat
G
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG756580438
Dimensions7.35 × 7.30 × 4.55 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
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 Faint Blue
Top View
7.35 mm7.30 mm1.53 ctG / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG756580438
Side View
Table 59.0%Crown 36.1°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.1%

Caratlytics Score

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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: $2,040 USD|Low: $381 USD|High: $2,330 USD|Avg: $1,016 USD|-12.4%
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
November 1, 2026
Retailer 4$385 USD
Retailer 6$500 USD
Retailer 8$580 USD
Retailer 7$596 USD
Retailer 14$758 USD
Retailer 2$764 USD
Retailer 13$893 USD
Retailer 9$898 USD
Retailer 11$991 USD
Retailer 5$1,302 USD
Retailer 3$1,414 USD
Retailer 12$1,612 USD
Retailer 10$1,676 USD
Brilliant Earth$2,040 USD

43 data points across 14 retailers

23 retailers$385 USD to $2,040 USD

Retailer 1
-
$343 USD
Price last confirmed 40 days ago
Retailer 2
-
$343 USD
View
Price last confirmed 22 days ago
A
Retailer 3
-
$385 USD
View
Final sale: no returns
Retailer 4
-
$398 USD
View
Price last confirmed 19 days ago
Retailer 5
-
$420 USD
View
Price last confirmed 40 days ago
Retailer 6
-
$425 USD
View
Price last confirmed 20 days ago
Retailer 7
-
$425 USD
View
Price last confirmed 30 days ago
A
Retailer 8
-
$500 USD
View
A
Retailer 9
-
$580 USD
View
A
Retailer 10
-
$596 USD
€568 EUR
View
A
Retailer 11
-
$758 USD
View
A
Retailer 12
-
$764 USD
£602 GBP
View
B+
Retailer 13
-
$893 USD
View
B+
Retailer 14
-
$898 USD
View
B+
Retailer 15
-
$956 USD
View
B+
Retailer 16
-
$991 USD
A$1,524 AUD
View
B
Retailer 17
-
$1,302 USD
SGD 1,760 SGD
View
Retailer 18
-
$1,367 USD
View
Price last confirmed 41 days ago
Retailer 19
-
$1,367 USD
View
Price last confirmed 24 days ago
B
Retailer 20
-
$1,414 USD
View
B
Retailer 21
-
$1,612 USD
View
B
Retailer 22
-
$1,676 USD
£1,320 GBP
View
Most Expensive
B
Brilliant Earth
17365066A · Oct 31
$2,040 USD
View
22 more retailers have this diamond
Prices start from $385 USDSave up to $1,655 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
1.53ct Round
$385 USD