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Marquise|Natural|GIA

0.50ct H SI1 Marquise Natural Diamond

EX • H/SI1 • GIA 7568291301

Certificate GIA 7568291301

Diamond specifications and retailer prices

From $805 NZD
As of November 6, 2026
Save $2,643 NZD (77%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $3,447 NZD at NZ Jewellers · As of November 5, 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 H 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 7568291301. Listed at 19 retailers as of November 5, 2026, with prices from $805 to $3,447, a $2,643 spread on the same certified stone. NZ Jewellers lists it at $3,447. 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
H
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 7568291301
Dimensions7.82 × 4.20 × 2.54 mm
L/W Ratio1.86
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Cloud
Top View
7.82 mm4.20 mm0.50 ctH / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
CertificateGIA 7568291301
Side View
Table 59.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 60.5%

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: $3,447 NZD|Low: $805 NZD|High: $3,447 NZD|Avg: $1,454 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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
November 6, 2026
Retailer 2$805 NZD
Retailer 8$1,014 NZD
Retailer 17$1,099 NZD
Retailer 9$1,118 NZD
Retailer 3$1,135 NZD
Retailer 7$1,183 NZD
Retailer 15$1,183 NZD
Retailer 18$1,268 NZD
Retailer 10$1,297 NZD
Retailer 6$1,337 NZD
Retailer 13$1,337 NZD
Retailer 12$1,342 NZD
Retailer 4$1,376 NZD
Retailer 5$1,443 NZD
Retailer 11$1,519 NZD
Retailer 19$1,622 NZD
Retailer 14$1,696 NZD
Retailer 16$2,538 NZD
NZ Jewellers$3,447 NZD

35 data points across 19 retailers

19 retailers$805 NZD to $3,447 NZD

A
Cheapest Retailer
-
$805 NZD
A
Retailer 2
-
$1,014 NZD
View
Final sale: no returns
A
Retailer 3
-
$1,099 NZD
View
B+
Retailer 4
-
$1,118 NZD
View
B+
Retailer 5
-
$1,135 NZD
View
Retailer 6
-
$1,183 NZD
View
Price last confirmed 9 days ago
B+
Retailer 7
-
$1,183 NZD
View
B+
Retailer 8
-
$1,268 NZD
View
B+
Retailer 9
-
$1,297 NZD
View
B+
Retailer 10
-
$1,337 NZD
View
B+
Retailer 11
-
$1,337 NZD
View
B+
Retailer 12
-
$1,342 NZD
View
B+
Retailer 13
-
$1,376 NZD
View
B+
Retailer 14
-
$1,443 NZD
View
B
Retailer 15
-
$1,519 NZD
View
B+
Retailer 16
-
$1,622 NZD
View
B
Retailer 17
-
$1,696 NZD
View
B
Retailer 18
-
$2,538 NZD
View
Most Expensive
B
NZ Jewellers
a362ba95-4f4a-44ce-83a0-e280e9ea586c · Nov 5
$3,447 NZD
$1,911 USD
View
18 more retailers have this diamond
Prices start from $805 NZDSave up to $2,643 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
$805 NZD