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Marquise|Natural|GIA

1.01ct E SI1 Marquise Natural Diamond

EX • E/SI1 • GIA 1558980939

Certificate GIA 1558980939

Diamond specifications and retailer prices

From $3,170 USD
As of October 30, 2026
Save $4,445 USD (58%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $7,615 USD at NZ Jewellers · As of October 30, 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 E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1558980939. Listed at 21 retailers as of October 30, 2026, with prices from $3,170 to $7,615, a $4,445 spread on the same certified stone. NZ Jewellers lists it at $7,615. 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
E
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle30.49°
Pavilion angle38.03°
OriginNatural
Grading LabGIA
CertificateGIA 1558980939
Dimensions9.99 × 5.32 × 3.26 mm
L/W Ratio1.88
Culet sizeNone
Key to symbols
Crystal, Feather
Top View
9.99 mm5.32 mm1.01 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1558980939
Side View
Table 65.0%Crown 30.49°Girdle: STK-VTKPavilion 38.03°Culet: NoneDepth 61.3%

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: Oct 30
Current: $7,615 USD|Low: $3,170 USD|High: $7,660 USD|Avg: $4,373 USD|-0.6%
NZ Jewellers
Retailer 2
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Retailer 8
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Retailer 11
Retailer 12
Retailer 13
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Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
October 31, 2026
Retailer 12$3,170 USD
Retailer 3$3,213 USD
Retailer 19$3,372 USD
Retailer 4$3,477 USD
Retailer 21$3,518 USD
Retailer 20$3,525 USD
Retailer 6$3,750 USD
Retailer 15$3,960 USD
Retailer 17$3,960 USD
Retailer 8$4,035 USD
Retailer 10$4,077 USD
Retailer 14$4,147 USD
Retailer 5$4,160 USD
Retailer 13$4,277 USD
Retailer 7$4,569 USD
Retailer 16$4,642 USD
Retailer 9$4,642 USD
Retailer 2$4,947 USD
Retailer 11$6,573 USD
Retailer 18$6,999 USD
NZ Jewellers$7,615 USD

21 data points across 21 retailers

21 retailers$3,170 USD to $7,615 USD

A
Cheapest Retailer
-
$3,170 USD
A
Retailer 2
-
$3,213 USD
HK$25,100 HKD
View
A
Retailer 3
-
$3,372 USD
View
A
Retailer 4
-
$3,477 USD
View
A
Retailer 5
-
$3,518 USD
View
A
Retailer 6
-
$3,525 USD
View
B+
Retailer 7
-
$3,750 USD
SGD 5,068 SGD
View
B+
Retailer 8
-
$3,960 USD
View
B+
Retailer 9
-
$3,960 USD
View
B+
Retailer 10
-
$4,035 USD
View
B+
Retailer 11
-
$4,077 USD
SGD 5,510 SGD
View
Retailer 12
-
$4,147 USD
View
Price last confirmed 8 days ago
B+
Retailer 13
-
$4,160 USD
View
B+
Retailer 14
-
$4,277 USD
£3,367 GBP
View
B+
Retailer 15
-
$4,569 USD
View
B+
Retailer 16
-
$4,642 USD
View
B+
Retailer 17
-
$4,642 USD
View
B+
Retailer 18
-
$4,947 USD
€4,711 EUR
View
B
Retailer 19
-
$6,573 USD
View
B
Retailer 20
-
$6,999 USD
£5,511 GBP
View
Most Expensive
B
NZ Jewellers
61d01a58-0c97-491d-8544-5b10e871e9a8 · Oct 30
$7,615 USD
View
20 more retailers have this diamond
Prices start from $3,170 USDSave up to $4,445 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
1.01ct Marquise
$3,170 USD