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Marquise|Natural|GIA

1.01ct I SI2 Marquise Natural Diamond

EX • I/SI2 • GIA 1543376940

Certificate GIA 1543376940

Diamond specifications and retailer prices

From $2,713 USD
As of November 4, 2026
Save $3,443 USD (56%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $6,156 USD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.01ct natural marquise diamond

This 1.01ct natural marquise sits in the classic one-carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1543376940. Listed at 20 retailers as of November 4, 2026, with prices from $2,713 to $6,156, a $3,443 spread on the same certified stone. NZ Jewellers lists it at $6,156. 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

1.01
Carat
I
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 1543376940
Dimensions10.50 × 5.10 × 3.18 mm
L/W Ratio2.06
Girdle conditionFaceted
Culet sizeNone
Top View
10.50 mm5.10 mm1.01 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1543376940
Side View
Table 59.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 62.4%

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 4
Current: $3,635 USD|Low: $2,551 USD|High: $5,980 USD|Avg: $3,785 USD|+1.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 6$2,744 USD
Retailer 4$2,806 USD
Retailer 5$3,324 USD
Retailer 1$3,635 USD
Retailer 7$3,694 USD
Retailer 8$4,003 USD
Retailer 3$4,119 USD
Retailer 2$5,894 USD

43 data points across 8 retailers

20 retailers$2,713 USD to $6,156 USD

B+
Cheapest Retailer
-
$2,713 USD
B+
Retailer 2
-
$2,744 USD
View
B+
Retailer 3
-
$2,806 USD
View
Final sale: no returns
B+
Retailer 4
-
$2,831 USD
View
B+
Retailer 5
-
$3,201 USD
View
B+
Retailer 6
-
$3,219 USD
View
B+
Retailer 7
-
$3,272 USD
View
B
Retailer 8
-
$3,324 USD
View
B
Retailer 9
-
$3,478 USD
View
B
Retailer 10
-
$3,478 USD
View
B+
Retailer 11
-
$3,630 USD
View
B+
Retailer 12
-
$3,630 USD
View
B+
Retailer 13
-
$3,635 USD
View
B
Retailer 14
-
$3,694 USD
View
B
Retailer 15
-
$3,760 USD
View
Retailer 16
-
$4,003 USD
View
Price last confirmed 14 days ago
B
Retailer 17
-
$4,119 USD
View
B
Retailer 18
-
$4,151 USD
View
B
Retailer 19
-
$5,894 USD
View
Most Expensive
B
NZ Jewellers
0b2d57cb-7705-4808-b6df-cf3bb943bbec · Nov 5
$6,156 USD
View
19 more retailers have this diamond
Prices start from $2,713 USDSave up to $3,443 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+
1.01ct Marquise
$2,713 USD