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Marquise|Natural|GIA

0.50ct E SI2 Marquise Natural Diamond

EX • E/SI2 • GIA 2564351846

Certificate GIA 2564351846

Diamond specifications and retailer prices

From $972 NZD
$548 USD
As of October 31, 2026
Save $2,335 NZD (71%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $3,307 NZD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.5ct natural marquise diamond

This 0.5ct natural marquise sits in the half to three-quarter carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2564351846. Listed at 15 retailers as of October 30, 2026, with prices from $972 to $3,307, a $2,335 spread on the same certified stone. NZ Jewellers lists it at $3,307. 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

0.50
Carat
E
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 2564351846
Dimensions7.58 × 4.08 × 2.67 mm
L/W Ratio1.86
Culet sizeNone
Key to symbols
Crystal, Cloud
Top View
7.58 mm4.08 mm0.50 ctE / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceMedium
CertificateGIA 2564351846
Side View
Table 57.0%CrownGirdle: STK-ETKPavilionCulet: NoneDepth 65.6%

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: Oct 31
Current: $3,307 NZD|Low: $891 NZD|High: $3,307 NZD|Avg: $1,427 NZD
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
October 31, 2026
Retailer 14$972 NZD
Retailer 12$976 NZD
Retailer 3$1,054 NZD
Retailer 5$1,098 NZD
Retailer 13$1,136 NZD
Retailer 15$1,136 NZD
Retailer 4$1,217 NZD
Retailer 6$1,217 NZD
Retailer 9$1,263 NZD
Retailer 7$1,288 NZD
Retailer 2$1,295 NZD
Retailer 11$1,322 NZD
Retailer 8$1,444 NZD
Retailer 10$2,449 NZD
NZ Jewellers$3,307 NZD

33 data points across 15 retailers

15 retailers$972 NZD to $3,307 NZD

A
Cheapest Retailer
-
$972 NZD
$548 USD
Final sale: no returns
A
Retailer 2
-
$976 NZD
$550 USD
View
A
Retailer 3
-
$1,054 NZD
$594 USD
View
A
Retailer 4
-
$1,098 NZD
SGD 836 SGD
View
A
Retailer 5
-
$1,136 NZD
$640 USD
View
A
Retailer 6
-
$1,136 NZD
$640 USD
View
A
Retailer 7
-
$1,217 NZD
$686 USD
View
A
Retailer 8
-
$1,217 NZD
$686 USD
View
A
Retailer 9
-
$1,263 NZD
£561 GBP
View
A
Retailer 10
-
$1,288 NZD
$726 USD
View
A
Retailer 11
-
$1,295 NZD
£575 GBP
View
A
Retailer 12
-
$1,322 NZD
£586 GBP
View
B+
Retailer 13
-
$1,444 NZD
€775 EUR
View
B
Retailer 14
-
$2,449 NZD
£1,087 GBP
View
Most Expensive
B
NZ Jewellers
27af18b6-bcce-40f9-92fd-092055637a4b · Oct 30
$3,307 NZD
$1,864 USD
View
14 more retailers have this diamond
Prices start from $972 NZDSave up to $2,335 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
0.50ct Marquise
$972 NZD