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Round|Lab Grown|IGI

1.55ct F VVS1 Round Lab Grown Diamond

ID • F/VVS1 • IGI LG761567666

Shape and cutting style on the report: Round brilliant

Certificate IGI LG761567666

Diamond specifications and retailer prices

From $218 USD
As of October 26, 2026
Save $858 USD (80%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,215 USD at Rare Carat · As of October 7, 2026
View at Rare Carat

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 F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG761567666 or 761567666. Listed at 17 retailers as of October 26, 2026, with a 393% 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

1.55
Carat
F
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG761567666
Dimensions7.49 × 7.51 × 4.53 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.49 mm7.51 mm1.55 ctF / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG761567666
Side View
Table 60.0%Crown 33.1°Girdle: MediumPavilion 41.3°Culet: NoneDepth 60.4%

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 26
Current: $1,215 USD|Low: $218 USD|High: $1,215 USD|Avg: $666 USD
Rare Carat
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
October 29, 2026
Retailer 7$218 USD
Retailer 5$250 USD
Retailer 4$267 USD
Retailer 9$270 USD
Retailer 12$294 USD
Retailer 14$360 USD
Retailer 10$442 USD
Retailer 17$458 USD
Retailer 16$490 USD
Retailer 11$523 USD
Retailer 6$631 USD
Retailer 3$858 USD
Retailer 15$867 USD
Retailer 8$872 USD
Retailer 13$971 USD
Retailer 2$1,076 USD
Rare Carat$1,215 USD

28 data points across 17 retailers

17 retailers$218 USD to $1,076 USD

A
Cheapest Retailer
-
$218 USD
A
Retailer 2
-
$250 USD
View
A
Retailer 3
-
$267 USD
View
A
Retailer 4
-
$270 USD
View
A
Retailer 5
-
$294 USD
HK$2,300 HKD
View
B+
Retailer 6
-
$360 USD
View
A
Retailer 7
-
$442 USD
€421 EUR
View
A
Retailer 8
-
$458 USD
ZAR 7,407 ZAR
View
A
Retailer 9
-
$490 USD
£386 GBP
View
A
Retailer 10
-
$523 USD
View
B+
Retailer 11
-
$631 USD
A$971 AUD
View
B+
Retailer 12
-
$858 USD
View
B+
Retailer 13
-
$867 USD
SGD 1,171 SGD
View
B+
Retailer 14
-
$872 USD
View
B
Retailer 15
-
$971 USD
View
B
Retailer 16
-
$1,076 USD
£847 GBP
View
Most Expensive
B
Rare Carat
T16665676RE761 · Oct 7
$1,215 USD
View
Price last confirmed 22 days ago
16 more retailers have this diamond
Prices start from $218 USDSave up to $858 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
$218 USD