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Marquise|Natural|GIA

1.01ct D SI1 Marquise Natural Diamond

EX • D/SI1 • GIA 1558630000

Certificate GIA 1558630000

Diamond specifications and retailer prices

From $4,216 AUD
As of November 6, 2026
Save $5,545 AUD (57%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $9,761 AUD 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 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 1558630000. Listed at 12 retailers as of November 5, 2026, with prices from $4,216 to $9,761, a $5,545 spread on the same certified stone. NZ Jewellers lists it at $9,761. 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
D
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1558630000
Dimensions10.45 × 5.15 × 3.28 mm
L/W Ratio2.03
Girdle conditionSlightly Thick to Very Thick
Key to symbols
Crystal, Feather, Cloud, Cavity
Top View
10.45 mm5.15 mm1.01 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1558630000
Side View
Table 61.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 63.6%

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 6
Current: $9,761 AUD|Low: $4,192 AUD|High: $10,476 AUD|Avg: $6,334 AUD|-6.8%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 2$4,216 AUD
Retailer 11$4,228 AUD
Retailer 4$4,497 AUD
Retailer 12$4,708 AUD
Retailer 3$5,015 AUD
Retailer 6$5,327 AUD
Retailer 5$5,436 AUD
Retailer 9$5,603 AUD
Retailer 8$5,819 AUD
Retailer 7$6,426 AUD
Retailer 10$9,370 AUD
NZ Jewellers$9,761 AUD

29 data points across 12 retailers

12 retailers$4,216 AUD to $9,761 AUD

A
Cheapest Retailer
-
$4,216 AUD
A
Retailer 2
-
$4,228 AUD
View
A
Retailer 3
-
$4,497 AUD
View
Final sale: no returns
A
Retailer 4
-
$4,708 AUD
View
A
Retailer 5
-
$5,015 AUD
View
B+
Retailer 6
-
$5,327 AUD
View
B+
Retailer 7
-
$5,436 AUD
View
B+
Retailer 8
-
$5,603 AUD
View
B+
Retailer 9
-
$5,819 AUD
View
B+
Retailer 10
-
$6,426 AUD
View
B
Retailer 11
-
$9,370 AUD
View
Most Expensive
B
NZ Jewellers
36786d34-0a86-46ad-9edb-cd1e975fa2fe · Nov 5
$9,761 AUD
$6,707 USD
View
11 more retailers have this diamond
Prices start from $4,216 AUDSave up to $5,545 AUD

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
$4,216 AUD