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Marquise|Natural|GIA

0.50ct D SI2 Marquise Natural Diamond

EX • D/SI2 • GIA 1553743254

Certificate GIA 1553743254

Diamond specifications and retailer prices

From $877 NZD
₹47,101 INR
As of November 1, 2026
Save $2,801 NZD (76%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $3,678 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 D 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 1553743254. Listed at 15 retailers as of October 30, 2026, with prices from $877 to $3,678, a $2,801 spread on the same certified stone. NZ Jewellers lists it at $3,678. 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
D
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1553743254
Dimensions8.70 × 4.09 × 2.36 mm
L/W Ratio2.13
Culet sizeNone
Key to symbols
Crystal
Top View
8.70 mm4.09 mm0.50 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1553743254
Side View
Table 58.0%CrownGirdle: STK-STKPavilionCulet: NoneDepth 57.8%

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: $3,678 NZD|Low: $875 NZD|High: $3,678 NZD|Avg: $1,526 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
November 1, 2026
Retailer 2$877 NZD
Retailer 3$999 NZD
Retailer 4$1,082 NZD
Retailer 6$1,091 NZD
Retailer 15$1,173 NZD
Retailer 14$1,217 NZD
Retailer 7$1,230 NZD
Retailer 11$1,354 NZD
Retailer 5$1,388 NZD
Retailer 8$1,401 NZD
Retailer 9$1,460 NZD
Retailer 13$1,469 NZD
Retailer 12$1,600 NZD
Retailer 10$2,709 NZD
NZ Jewellers$3,678 NZD

25 data points across 15 retailers

15 retailers$877 NZD to $3,678 NZD

A
Cheapest Retailer
-
$877 NZD
₹47,101 INR
A
Retailer 2
-
$999 NZD
HK$4,400 HKD
View
A
Retailer 3
-
$1,082 NZD
$610 USD
View
Final sale: no returns
Retailer 4
-
$1,091 NZD
$615 USD
View
Price last confirmed 11 days ago
A
Retailer 5
-
$1,173 NZD
$661 USD
View
A
Retailer 6
-
$1,217 NZD
$686 USD
View
A
Retailer 7
-
$1,230 NZD
SGD 937 SGD
View
A
Retailer 8
-
$1,354 NZD
$763 USD
View
A
Retailer 9
-
$1,388 NZD
$782 USD
View
A
Retailer 10
-
$1,401 NZD
£622 GBP
View
A
Retailer 11
-
$1,460 NZD
£648 GBP
View
A
Retailer 12
-
$1,469 NZD
£652 GBP
View
B+
Retailer 13
-
$1,600 NZD
€859 EUR
View
B
Retailer 14
-
$2,709 NZD
£1,202 GBP
View
Most Expensive
B
NZ Jewellers
a5c85196-28b6-45a5-9ed9-f5e4f6c0497d · Oct 30
$3,678 NZD
$2,073 USD
View
14 more retailers have this diamond
Prices start from $877 NZDSave up to $2,801 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
$877 NZD