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Round|Natural|IGI

1.55ct I VS1 Round Natural Diamond

EX • I/VS1 • IGI 768618060

Shape and cutting style on the report: Round brilliant

Certificate IGI 768618060

Diamond specifications and retailer prices

From $4,269 USD
As of November 5, 2026
Save $4,749 USD (53%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $9,018 USD at MOH London · As of November 2, 2026
View at MOH London

About this 1.55ct natural round diamond

This 1.55ct natural 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 768618060. Listed at 12 retailers as of November 2, 2026, with prices from $4,269 to $9,018, a $4,749 spread on the same certified stone. MOH London lists it at $9,018. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
I
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle40.8°
OriginNatural
Grading LabIGI
CertificateIGI 768618060
Dimensions7.30 × 7.35 × 4.60 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
7.30 mm7.35 mm1.55 ctI / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 768618060
Side View
Table 58.0%Crown 36.1°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.8%

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 5
Current: $9,018 USD|Low: $4,269 USD|High: $9,127 USD|Avg: $5,949 USD|-1.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 5, 2026
Retailer 3$4,269 USD
Retailer 10$4,938 USD
Retailer 9$5,226 USD
Retailer 4$5,541 USD
Retailer 5$5,624 USD
Retailer 8$5,662 USD
Retailer 6$6,025 USD
Retailer 2$6,184 USD
Retailer 7$6,960 USD
MOH London$9,018 USD

27 data points across 10 retailers

12 retailers$4,269 USD to $9,018 USD

A
Cheapest Retailer
-
$4,269 USD
A
Retailer 2
-
$4,938 USD
View
A
Retailer 3
-
$5,226 USD
View
Final sale: no returns
A
Retailer 4
-
$5,295 USD
View
A
Retailer 5
-
$5,541 USD
View
A
Retailer 6
-
$5,624 USD
View
Retailer 7
-
$5,662 USD
View
Price last confirmed 7 days ago
A
Retailer 8
-
$5,817 USD
View
A
Retailer 9
-
$6,025 USD
View
A
Retailer 10
-
$6,184 USD
View
A
Retailer 11
-
$6,960 USD
View
Most Expensive
B+
MOH London
1A270D1B2 · Nov 2
$9,018 USD
£7,101 GBP
View
11 more retailers have this diamond
Prices start from $4,269 USDSave up to $4,749 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
$4,269 USD