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Marquise|Natural|IGI

0.71ct H SI1 Marquise Natural Diamond

EX • H/SI1 • IGI 706509421

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 706509421

Diamond specifications and retailer prices

From $935 USD
As of November 1, 2026
Save $907 USD (49%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $3,160 USD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 0.71ct natural marquise diamond

This 0.71ct natural marquise sits in the half to three-quarter carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI 706509421. Listed at 16 retailers as of November 1, 2026, with a 97% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.71
Carat
H
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle41.3°
OriginNatural
Grading LabIGI
CertificateIGI 706509421
Dimensions9.02 × 4.80 × 2.98 mm
L/W Ratio1.88
Girdle conditionFaceted
Culet sizePointed
Top View
9.02 mm4.80 mm0.71 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 706509421
Side View
Table 62.0%Crown 34.3°Girdle: THN-STKPavilion 41.3°Culet: NoneDepth 62.1%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $1,327 USD|Low: $782 USD|High: $1,868 USD|Avg: $1,197 USD|+2.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 2$782 USD
Retailer 7$935 USD
Retailer 3$1,008 USD
Retailer 10$1,008 USD
Retailer 8$1,046 USD
Retailer 11$1,086 USD
Retailer 4$1,193 USD
Retailer 9$1,285 USD
Retailer 1$1,327 USD
Retailer 5$1,504 USD
Retailer 6$1,842 USD

45 data points across 11 retailers

16 retailers$935 USD to $1,842 USD

B+
Cheapest Retailer
-
$935 USD
B+
Retailer 2
-
$986 USD
View
B+
Retailer 3
-
$990 USD
View
B+
Retailer 4
-
$1,008 USD
View
Retailer 5
-
$1,008 USD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
$1,046 USD
View
B+
Retailer 7
-
$1,064 USD
View
B+
Retailer 8
-
$1,086 USD
View
B+
Retailer 9
-
$1,141 USD
View
B
Retailer 10
-
$1,163 USD
View
B
Retailer 11
-
$1,193 USD
View
B+
Retailer 12
-
$1,327 USD
View
B
Retailer 13
-
$1,454 USD
View
B
Retailer 14
-
$1,504 USD
View
B
Retailer 15
-
$1,842 USD
View
Most Expensive
NZ Jewellers
c6f7919e-0d75-4233-849c-8543fdc5667a · Nov 5
$3,160 USD
View
Price under review
15 more retailers have this diamond
Prices start from $935 USDSave up to $907 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.

B+
0.71ct Marquise
$935 USD