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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 $5,370 NZD
As of November 1, 2026
Save $7,043 NZD (57%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $12,412 NZD at NZ Jewellers · As of November 3, 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 November 1, 2026, with prices from $5,370 to $12,412, a $7,043 spread on the same certified stone. NZ Jewellers lists it at $12,412. 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
Colour
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: $12,412 NZD|Low: $5,325 NZD|High: $12,860 NZD|Avg: $7,609 NZD|-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 3, 2026
Retailer 10$5,370 NZD
Retailer 8$5,407 NZD
Retailer 13$5,981 NZD
Retailer 11$6,205 NZD
Retailer 6$6,555 NZD
Retailer 5$6,577 NZD
Retailer 4$6,776 NZD
Retailer 2$6,938 NZD
Retailer 14$7,124 NZD
Retailer 15$7,124 NZD
Retailer 3$7,560 NZD
Retailer 7$8,220 NZD
Retailer 12$8,223 NZD
Retailer 9$11,913 NZD
NZ Jewellers$12,412 NZD

27 data points across 15 retailers

16 retailers$5,370 NZD to $12,412 NZD

A
Cheapest Retailer
-
$5,370 NZD
A
Retailer 2
-
$5,407 NZD
View
A
Retailer 3
-
$5,981 NZD
View
A
Retailer 4
-
$6,205 NZD
View
B+
Retailer 5
-
$6,555 NZD
View
B+
Retailer 6
-
$6,577 NZD
View
Final sale: no returns
Retailer 7
-
$6,776 NZD
View
Price last confirmed 8 days ago
B+
Retailer 8
-
$6,938 NZD
View
B+
Retailer 9
-
$7,124 NZD
View
B+
Retailer 10
-
$7,124 NZD
View
B+
Retailer 11
-
$7,560 NZD
View
Retailer 12
-
$8,097 NZD
View
Price last confirmed 31 days ago
B+
Retailer 13
-
$8,220 NZD
View
B+
Retailer 14
-
$8,223 NZD
View
B
Retailer 15
-
$11,913 NZD
View
Most Expensive
B
NZ Jewellers
a3d4d52a-5845-4a2c-86ac-15a7a993e606 · Nov 3
$12,412 NZD
$6,981 USD
View
15 more retailers have this diamond
Prices start from $5,370 NZDSave up to $7,043 NZD

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
$5,370 NZD