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Round|Natural|IGI

1.55ct I VS1 Round Natural Diamond

EX • I/VS1 • IGI 765612786

Shape and cutting style on the report: Round brilliant

Certificate IGI 765612786

Diamond specifications and retailer prices

From $4,155 USD
As of November 5, 2026
Save $5,061 USD (55%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $9,216 USD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

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 765612786. Listed at 15 retailers as of November 5, 2026, with prices from $4,155 to $9,216, a $5,061 spread on the same certified stone. NZ Jewellers lists it at $9,216. 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 angle34°
Pavilion angle41.8°
OriginNatural
Grading LabIGI
CertificateIGI 765612786
Dimensions7.41 × 7.48 × 4.61 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
7.41 mm7.48 mm1.55 ctI / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 765612786
Side View
Table 58.0%Crown 34°Girdle: MediumPavilion 41.8°Culet: NoneDepth 61.8%

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: Nov 5
Current: $9,216 USD|Low: $4,155 USD|High: $9,216 USD|Avg: $6,253 USD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 5, 2026
Retailer 3$4,155 USD
Retailer 9$4,806 USD
Retailer 4$5,396 USD
Retailer 8$5,510 USD
Retailer 6$5,864 USD
Retailer 2$5,994 USD
Retailer 7$6,773 USD
Retailer 5$8,752 USD
NZ Jewellers$9,216 USD

37 data points across 9 retailers

15 retailers$4,155 USD to $9,216 USD

A
Cheapest Retailer
-
$4,155 USD
A
Retailer 2
-
$4,802 USD
View
A
Retailer 3
-
$4,806 USD
View
A
Retailer 4
-
$5,160 USD
View
A
Retailer 5
-
$5,396 USD
View
Retailer 6
-
$5,510 USD
View
Price last confirmed 7 days ago
A
Retailer 7
-
$5,510 USD
View
A
Retailer 8
-
$5,510 USD
View
A
Retailer 9
-
$5,664 USD
View
A
Retailer 10
-
$5,864 USD
View
A
Retailer 11
-
$5,994 USD
View
A
Retailer 12
-
$6,358 USD
View
A
Retailer 13
-
$6,773 USD
View
B+
Retailer 14
-
$8,752 USD
View
Most Expensive
B
NZ Jewellers
3f198ac1-a20b-4779-9cd8-113066b36f19 · Nov 5
$9,216 USD
View
14 more retailers have this diamond
Prices start from $4,155 USDSave up to $5,061 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
$4,155 USD