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Round|Lab Grown|IGI

1.53ct I VS1 Round Lab Grown Diamond

ID • I/VS1 • IGI LG555273878

Shape and cutting style on the report: Round brilliant

Certificate IGI LG555273878

Diamond specifications and retailer prices

From $375 USD
As of October 29, 2026
Save $1,158 USD (76%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,825 USD at MOH London · As of October 19, 2026
View at MOH London

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 I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG555273878 or 555273878. Listed at 14 retailers as of October 29, 2026, with a 309% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.53
Carat
I
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG555273878
Dimensions7.34 × 7.30 × 4.57 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
7.34 mm7.30 mm1.53 ctI / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG555273878
Side View
Table 58.5%Crown 35.9°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 62.4%

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 29
Current: $1,825 USD|Low: $375 USD|High: $1,838 USD|Avg: $910 USD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 28, 2026
Retailer 7$375 USD
Retailer 11$419 USD
Retailer 8$465 USD
Retailer 5$615 USD
Retailer 12$716 USD
Retailer 10$718 USD
Retailer 9$742 USD
Retailer 2$799 USD
Retailer 4$974 USD
Retailer 6$1,304 USD
Retailer 3$1,533 USD
MOH London$1,825 USD

22 data points across 12 retailers

14 retailers$375 USD to $1,533 USD

A
Cheapest Retailer
-
$375 USD
A
Retailer 2
-
$419 USD
View
Final sale: no returns
A
Retailer 3
-
$435 USD
View
A
Retailer 4
-
$465 USD
View
A
Retailer 5
-
$465 USD
View
A
Retailer 6
-
$615 USD
View
B+
Retailer 7
-
$716 USD
View
B+
Retailer 8
-
$718 USD
View
B+
Retailer 9
-
$742 USD
View
B+
Retailer 10
-
$799 USD
ZAR 12,902 ZAR
View
B
Retailer 11
-
$1,304 USD
View
B
Retailer 12
-
$1,494 USD
View
B
Retailer 13
-
$1,533 USD
View
Most Expensive
MOH London
LG555273878 · Oct 19
$1,825 USD
£1,437 GBP
View
Price last confirmed 12 days ago
13 more retailers have this diamond
Prices start from $375 USDSave up to $1,158 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
$375 USD