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Marquise|Natural|GIA

0.52ct G SI2 Marquise Natural Diamond

EX • G/SI2 • GIA 2557975558

Certificate GIA 2557975558

Diamond specifications and retailer prices

From $994 NZD
$559 USD
As of November 2, 2026
Save $2,454 NZD (71%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $3,448 NZD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.52ct natural marquise diamond

This 0.52ct natural marquise sits in the half to three-quarter carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2557975558. Listed at 12 retailers as of October 30, 2026, with prices from $994 to $3,448, a $2,454 spread on the same certified stone. NZ Jewellers lists it at $3,448. 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

0.52
Carat
G
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2557975558
Dimensions4.21 × 8.04 × 2.62 mm
L/W Ratio1.91
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Twinning Wisp, Feather
Top View
4.21 mm8.04 mm0.52 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2557975558
Side View
Table 59.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 62.3%

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: Nov 2
Current: $3,448 NZD|Low: $965 NZD|High: $3,645 NZD|Avg: $1,584 NZD|-5.4%
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 2, 2026
Retailer 9$994 NZD
Retailer 11$1,079 NZD
Retailer 2$1,161 NZD
Retailer 4$1,184 NZD
Retailer 3$1,188 NZD
Retailer 5$1,244 NZD
Retailer 10$1,249 NZD
Retailer 6$1,288 NZD
Retailer 8$1,325 NZD
Retailer 7$1,351 NZD
Retailer 12$2,490 NZD
NZ Jewellers$3,448 NZD

34 data points across 12 retailers

12 retailers$994 NZD to $3,448 NZD

A
Cheapest Retailer
-
$994 NZD
$559 USD
Final sale: no returns
A
Retailer 2
-
$1,079 NZD
$607 USD
View
A
Retailer 3
-
$1,161 NZD
$653 USD
View
A
Retailer 4
-
$1,184 NZD
$666 USD
View
A
Retailer 5
-
$1,188 NZD
SGD 903 SGD
View
A
Retailer 6
-
$1,244 NZD
$700 USD
View
A
Retailer 7
-
$1,249 NZD
$703 USD
View
A
Retailer 8
-
$1,288 NZD
£571 GBP
View
A
Retailer 9
-
$1,325 NZD
£587 GBP
View
A
Retailer 10
-
$1,351 NZD
£599 GBP
View
B
Retailer 11
-
$2,490 NZD
£1,103 GBP
View
Most Expensive
B
NZ Jewellers
ab941db0-57f3-48cf-9e88-1612b1d80a0a · Oct 30
$3,448 NZD
$1,940 USD
View
11 more retailers have this diamond
Prices start from $994 NZDSave up to $2,454 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
0.52ct Marquise
$994 NZD