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Marquise|Natural|GIA

0.53ct I SI1 Marquise Natural Diamond

EX • I/SI1 • GIA 6551657449

Certificate GIA 6551657449

Diamond specifications and retailer prices

From $855 NZD
$481 USD
As of November 2, 2026
Save $2,088 NZD (71%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $2,943 NZD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.53ct natural marquise diamond

This 0.53ct natural marquise sits in the half to three-quarter carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6551657449. Listed at 14 retailers as of October 30, 2026, with prices from $855 to $2,943, a $2,088 spread on the same certified stone. NZ Jewellers lists it at $2,943. 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

0.53
Carat
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6551657449
Dimensions7.80 × 4.34 × 2.71 mm
L/W Ratio1.80
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather, Crystal
Top View
7.80 mm4.34 mm0.53 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6551657449
Side View
Table 63.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 62.4%

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 2
Current: $2,943 NZD|Low: $855 NZD|High: $3,100 NZD|Avg: $1,360 NZD|-5.0%
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
November 2, 2026
Retailer 11$855 NZD
Retailer 12$930 NZD
Retailer 5$992 NZD
Retailer 13$995 NZD
Retailer 2$1,001 NZD
Retailer 4$1,011 NZD
Retailer 3$1,021 NZD
Retailer 8$1,072 NZD
Retailer 9$1,140 NZD
Retailer 10$1,164 NZD
Retailer 14$1,248 NZD
Retailer 6$1,457 NZD
Retailer 7$2,144 NZD
NZ Jewellers$2,943 NZD

33 data points across 14 retailers

14 retailers$855 NZD to $2,943 NZD

A
Cheapest Retailer
-
$855 NZD
$481 USD
Final sale: no returns
A
Retailer 2
-
$930 NZD
$523 USD
View
A
Retailer 3
-
$992 NZD
$558 USD
View
A
Retailer 4
-
$995 NZD
$560 USD
View
A
Retailer 5
-
$1,001 NZD
$563 USD
View
A
Retailer 6
-
$1,011 NZD
$569 USD
View
A
Retailer 7
-
$1,021 NZD
SGD 776 SGD
View
A
Retailer 8
-
$1,072 NZD
$603 USD
View
A
Retailer 9
-
$1,140 NZD
£505 GBP
View
A
Retailer 10
-
$1,164 NZD
£516 GBP
View
B+
Retailer 11
-
$1,248 NZD
$702 USD
View
Retailer 12
-
$1,457 NZD
A$1,261 AUD
View
Price last confirmed 29 days ago
B
Retailer 13
-
$2,144 NZD
£950 GBP
View
Most Expensive
B
NZ Jewellers
638f8074-8ac3-4f19-a6b3-2002f86476d3 · Oct 30
$2,943 NZD
$1,656 USD
View
13 more retailers have this diamond
Prices start from $855 NZDSave up to $2,088 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
0.53ct Marquise
$855 NZD