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Marquise|Natural|GIA

2.50ct H SI2 Marquise Natural Diamond

EX • H/SI2

Diamond specifications and retailer prices

From $43,062 NZD
As of November 5, 2026
Save $20,473 NZD (32%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $63,535 NZD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 2.5ct natural marquise diamond

This 2.5ct natural marquise sits in the two to three carat band, graded H 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. Listed at 17 retailers as of November 5, 2026, with prices from $43,062 to $63,535, a $20,473 spread on the same certified stone. NZ Jewellers lists it at $63,535. 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

2.50
Carat
H
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
Dimensions12.60 × 6.95 × 4.51 mm
L/W Ratio1.81
Top View
12.60 mm6.95 mm2.50 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA
Side View
Table 59.0%CrownGirdle: MediumPavilionCuletDepth 65.0%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $63,535 NZD|Low: $43,062 NZD|High: $63,535 NZD|Avg: $50,563 NZD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 7$43,062 NZD
Retailer 8$44,848 NZD
Retailer 6$47,091 NZD
Retailer 2$48,240 NZD
Retailer 9$48,585 NZD
Retailer 5$48,936 NZD
Retailer 3$49,777 NZD
Retailer 4$51,814 NZD
NZ Jewellers$63,535 NZD

35 data points across 9 retailers

17 retailers$43,062 NZD to $63,535 NZD

B+
Cheapest Retailer
-
$43,062 NZD
Retailer 2
-
$44,848 NZD
View
Price last confirmed 8 days ago
B+
Retailer 3
-
$47,091 NZD
View
B
Retailer 4
-
$48,240 NZD
View
Retailer 5
-
$48,585 NZD
View
Price last confirmed 44 days ago
Retailer 6
-
$48,585 NZD
View
Price last confirmed 29 days ago
Retailer 7
-
$48,585 NZD
View
Price last confirmed 42 days ago
B
Retailer 8
-
$48,585 NZD
View
B
Retailer 9
-
$48,936 NZD
View
B
Retailer 10
-
$49,777 NZD
View
Retailer 11
-
$50,455 NZD
View
Price last confirmed 45 days ago
Retailer 12
-
$50,455 NZD
View
Price last confirmed 35 days ago
Retailer 13
-
$50,455 NZD
View
Price last confirmed 43 days ago
B
Retailer 14
-
$51,814 NZD
View
Retailer 15
-
$63,535 NZD
View
Price last confirmed 34 days ago
Retailer 16
-
$63,535 NZD
View
Price last confirmed 42 days ago
Most Expensive
B
NZ Jewellers
337b0396-5aa4-4869-b84f-6c16b741e81e · Nov 5
$63,535 NZD
$35,716 USD
View
16 more retailers have this diamond
Prices start from $43,062 NZDSave up to $20,473 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.

B+
2.50ct Marquise
$43,062 NZD