Round|Lab Grown|IGI

1.55ct G VS1 Round Lab Grown Diamond

ID • G/VS1 • IGI LG825655270

Shape and cutting style on the report: Round brilliant

Certificate IGI LG825655270

Diamond specifications and retailer prices

From $208 USD
As of October 29, 2026
Save $844 USD (80%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,052 USD at Brilliance · As of October 30, 2026
View at Brilliance

About this 1.55ct lab-grown round diamond

This 1.55ct lab-grown round sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG825655270 or 825655270. Listed at 18 retailers as of October 29, 2026, with prices from $208 to $1,052, a $844 spread on the same certified stone. Brilliance lists it at $1,052. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
G
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825655270
Dimensions7.45 × 7.51 × 4.55 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.45 mm7.51 mm1.55 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825655270
Side View
Table 57.0%Crown 34.7°Girdle: MediumPavilion 40.7°Culet: NoneDepth 61.0%

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 29
Current: $1,052 USD|Low: $208 USD|High: $1,063 USD|Avg: $558 USD|-1.0%
Brilliance
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 18
October 31, 2026
Retailer 10$208 USD
Retailer 8$232 USD
Retailer 5$242 USD
Retailer 7$258 USD
Retailer 18$258 USD
Retailer 12$404 USD
Retailer 15$444 USD
Retailer 14$446 USD
Retailer 2$475 USD
Retailer 3$477 USD
Retailer 13$590 USD
Retailer 16$603 USD
Retailer 11$677 USD
Retailer 4$830 USD
Retailer 9$837 USD
Retailer 6$883 USD
Retailer 17$1,036 USD
Brilliance$1,052 USD

23 data points across 18 retailers

18 retailers$208 USD to $1,052 USD

A
Cheapest Retailer
-
$208 USD
A
Retailer 2
-
$232 USD
View
Final sale: no returns
A
Retailer 3
-
$242 USD
View
A
Retailer 4
-
$258 USD
View
A
Retailer 5
-
$258 USD
View
A
Retailer 6
-
$404 USD
£318 GBP
View
A
Retailer 7
-
$444 USD
ZAR 7,165 ZAR
View
B+
Retailer 8
-
$446 USD
View
A
Retailer 9
-
$475 USD
£374 GBP
View
A
Retailer 10
-
$477 USD
View
A
Retailer 11
-
$590 USD
View
B+
Retailer 12
-
$603 USD
A$928 AUD
View
B+
Retailer 13
-
$677 USD
View
B+
Retailer 14
-
$830 USD
View
B+
Retailer 15
-
$837 USD
SGD 1,131 SGD
View
B+
Retailer 16
-
$883 USD
View
B
Retailer 17
-
$1,036 USD
£816 GBP
View
Most Expensive
B
Brilliance
D45917972 · Oct 30
$1,052 USD
View
17 more retailers have this diamond
Prices start from $208 USDSave up to $844 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
1.55ct Round
$208 USD