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Round|Natural|GIA

2.50ct M IF Round Natural Diamond

EX • M/IF • GIA 1555645062

Certificate GIA 1555645062

Diamond specifications and retailer prices

From $18,702 NZD
As of November 5, 2026
Save $5,972 NZD (24%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $24,673 NZD at Blue Nile · As of November 5, 2026
View at Blue Nile

About this 2.5ct natural round diamond

This 2.5ct natural round sits in the two to three carat band, graded M colour (faint-tinted) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 1555645062. Listed at 4 retailers as of November 5, 2026, with prices from $18,702 to $24,673, a $5,972 spread on the same certified stone. Blue Nile lists it at $24,673. At this carat range, natural pricing varies dramatically across retailers, so the cross-retailer spread on this exact stone is your single best indicator of fair price.

The 4Cs

2.50
Carat
M
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle34.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 1555645062
Dimensions8.70 × 8.64 × 5.37 mm
L/W Ratio1.01
Culet sizeNone
Top View
8.70 mm8.64 mm2.50 ctM / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1555645062
Side View
Table 59.0%Crown 34.5°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 61.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $24,673 NZD|Low: $18,702 NZD|High: $25,954 NZD|Avg: $22,418 NZD|-4.9%
Blue Nile
Retailer 2
Retailer 3
Retailer 4
November 5, 2026
Retailer 2$18,702 NZD
Retailer 3$21,356 NZD
Retailer 4$24,222 NZD
Blue Nile$24,673 NZD

45 data points across 4 retailers

4 retailers$18,702 NZD to $24,673 NZD

A
Cheapest Retailer
-
$18,702 NZD
A
Retailer 2
-
$21,356 NZD
View
B+
Retailer 3
-
$24,222 NZD
View
Most Expensive
B+
Blue Nile
29560609 · Nov 5
$24,673 NZD
$13,870 USD
View
3 more retailers have this diamond
Prices start from $18,702 NZDSave up to $5,972 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
2.50ct Round
$18,702 NZD