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Round|Lab Grown|IGI

1.55ct F VVS1 Round Lab Grown Diamond

ID • F/VVS1 • IGI LG800608818

Shape and cutting style on the report: Round brilliant

Certificate IGI LG800608818

Diamond specifications and retailer prices

From $220 USD
As of November 1, 2026
Save $927 USD (81%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $1,195 USD at Rare Carat · As of October 21, 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 LG800608818 or 800608818. Listed at 12 retailers as of November 1, 2026, with a 421% 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 angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800608818
Dimensions7.53 × 7.48 × 4.49 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.53 mm7.48 mm1.55 ctF / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800608818
Side View
Table 59.0%Crown 33.1°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 59.8%

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: Nov 1
Current: $1,195 USD|Low: $211 USD|High: $1,222 USD|Avg: $790 USD|-2.2%
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
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Retailer 16
November 2, 2026
Retailer 13$220 USD
Retailer 5$255 USD
Retailer 11$419 USD
Retailer 9$459 USD
Retailer 6$569 USD
Retailer 4$603 USD
Retailer 2$637 USD
Retailer 16$877 USD
Retailer 12$880 USD
Retailer 7$934 USD
Retailer 14$995 USD
Retailer 8$1,031 USD
Retailer 10$1,099 USD
Retailer 15$1,105 USD
Retailer 3$1,124 USD
Rare Carat$1,195 USD

30 data points across 16 retailers

12 retailers$220 USD to $1,147 USD

A
Cheapest Retailer
-
$220 USD
A
Retailer 2
-
$255 USD
View
A
Retailer 3
-
$459 USD
€437 EUR
View
B+
Retailer 4
-
$603 USD
View
B+
Retailer 5
-
$637 USD
A$980 AUD
View
B
Retailer 6
-
$877 USD
View
B
Retailer 7
-
$880 USD
View
B
Retailer 8
-
$995 USD
View
B
Retailer 9
-
$1,099 USD
£865 GBP
View
Retailer 10
-
$1,105 USD
SGD 1,493 SGD
View
Price last confirmed 21 days ago
B
Retailer 11
-
$1,147 USD
View
Most Expensive
Rare Carat
LGRD15-69752 · Oct 21
$1,195 USD
View
Price last confirmed 12 days ago
11 more retailers have this diamond
Prices start from $220 USDSave up to $927 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
$220 USD