Marquise|Natural|IGI

1.02ct K SI1 Marquise Natural Diamond

VG • K/SI1 • IGI 803673761

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 803673761

Diamond specifications and retailer prices

From $875 USD
As of November 6, 2026
Save $1,903 USD (69%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $2,778 USD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.02ct natural marquise diamond

This 1.02ct natural marquise sits in the classic one-carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI 803673761. Listed at 16 retailers as of November 5, 2026, with prices from $875 to $2,778, a $1,903 spread on the same certified stone. NZ Jewellers lists it at $2,778. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.02
Carat
K
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.3°
Pavilion angle40.1°
OriginNatural
Grading LabIGI
CertificateIGI 803673761
Dimensions9.29 × 5.41 × 3.47 mm
L/W Ratio1.72
Girdle conditionFaceted
Top View
9.29 mm5.41 mm1.02 ctK / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 803673761
Side View
Table 61.0%Crown 39.3°Girdle: STK-THKPavilion 40.1°CuletDepth 64.1%

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 6
Current: $2,778 USD|Low: $875 USD|High: $2,778 USD|Avg: $1,357 USD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 2$875 USD
Retailer 4$1,095 USD
Retailer 5$1,105 USD
Retailer 3$1,139 USD
Retailer 10$1,139 USD
Retailer 12$1,183 USD
Retailer 6$1,307 USD
Retailer 11$1,314 USD
Retailer 7$1,390 USD
Retailer 9$1,587 USD
Retailer 8$2,080 USD
NZ Jewellers$2,778 USD

27 data points across 12 retailers

16 retailers$875 USD to $2,778 USD

A
Cheapest Retailer
-
$875 USD
Retailer 2
-
$1,035 USD
View
Price last confirmed 95 days ago
B+
Retailer 3
-
$1,091 USD
View
B+
Retailer 4
-
$1,095 USD
View
B+
Retailer 5
-
$1,105 USD
View
Retailer 6
-
$1,139 USD
View
Price last confirmed 8 days ago
B+
Retailer 7
-
$1,139 USD
View
B+
Retailer 8
-
$1,183 USD
View
B+
Retailer 9
-
$1,210 USD
View
B+
Retailer 10
-
$1,273 USD
View
B+
Retailer 11
-
$1,307 USD
View
B+
Retailer 12
-
$1,314 USD
View
B+
Retailer 13
-
$1,390 USD
View
B+
Retailer 14
-
$1,587 USD
View
B+
Retailer 15
-
$2,080 USD
View
Most Expensive
B
NZ Jewellers
c45a6e9f-004b-484e-993a-3bee19c29f77 · Nov 5
$2,778 USD
View
15 more retailers have this diamond
Prices start from $875 USDSave up to $1,903 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
1.02ct Marquise
$875 USD