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Marquise|Natural|GIA

1.00ct D SI1 Marquise Natural Diamond

EX • D/SI1 • GIA 1563325145

Certificate GIA 1563325145

Diamond specifications and retailer prices

From $3,021 USD
HK$23,600 HKD
As of November 1, 2026
Save $3,960 USD (57%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $6,981 USD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1ct natural marquise diamond

This 1ct natural marquise sits in the classic one-carat band, graded D 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 1563325145. Listed at 16 retailers as of October 30, 2026, with prices from $3,021 to $6,981, a $3,960 spread on the same certified stone. NZ Jewellers lists it at $6,981. 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

1.00
Carat
D
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1563325145
Dimensions9.87 × 5.20 × 3.24 mm
L/W Ratio1.90
Culet sizeNone
Key to symbols
Crystal, Feather, Indented Natural, Cloud, Needle
Top View
9.87 mm5.20 mm1.00 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1563325145
Side View
Table 61.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 62.2%

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: Nov 1
Current: $6,981 USD|Low: $2,995 USD|High: $7,233 USD|Avg: $4,305 USD|-3.5%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
November 2, 2026
Retailer 10$3,021 USD
Retailer 8$3,043 USD
Retailer 13$3,364 USD
Retailer 11$3,490 USD
Retailer 6$3,687 USD
Retailer 5$3,699 USD
Retailer 4$3,812 USD
Retailer 2$3,908 USD
Retailer 14$4,007 USD
Retailer 15$4,007 USD
Retailer 3$4,252 USD
Retailer 7$4,623 USD
Retailer 12$4,625 USD
Retailer 9$6,701 USD
NZ Jewellers$6,981 USD

27 data points across 15 retailers

16 retailers$3,021 USD to $6,981 USD

A
Cheapest Retailer
-
$3,021 USD
HK$23,600 HKD
A
Retailer 2
-
$3,043 USD
₹289,822 INR
View
A
Retailer 3
-
$3,364 USD
A$5,176 AUD
View
A
Retailer 4
-
$3,490 USD
View
B+
Retailer 5
-
$3,687 USD
View
B+
Retailer 6
-
$3,699 USD
View
Final sale: no returns
B+
Retailer 7
-
$3,812 USD
SGD 5,151 SGD
View
B+
Retailer 8
-
$3,908 USD
£3,077 GBP
View
B+
Retailer 9
-
$4,007 USD
View
B+
Retailer 10
-
$4,007 USD
View
B+
Retailer 11
-
$4,252 USD
View
Retailer 12
-
$4,555 USD
A$7,007 AUD
View
Price last confirmed 29 days ago
B+
Retailer 13
-
$4,623 USD
View
B+
Retailer 14
-
$4,625 USD
View
B
Retailer 15
-
$6,701 USD
£5,276 GBP
View
Most Expensive
B
NZ Jewellers
a3d4d52a-5845-4a2c-86ac-15a7a993e606 · Oct 30
$6,981 USD
View
15 more retailers have this diamond
Prices start from $3,021 USDSave up to $3,960 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
1.00ct Marquise
$3,021 USD