CaratHunter
Plans
Round|Natural|GIA

2.50ct F SI2 Round Natural Diamond

EX • F/SI2 • GIA 6422449906

Certificate GIA 6422449906

Diamond specifications and retailer prices

From $36,355 NZD
$20,490 USD
As of November 1, 2026
Save $32,570 NZD (47%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $68,926 NZD at Diamond Quarter · As of October 29, 2026
View at Diamond Quarter

About this 2.5ct natural round diamond

This 2.5ct natural round sits in the two to three carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6422449906. Listed at 9 retailers as of October 29, 2026, with prices from $36,355 to $68,926, a $32,570 spread on the same certified stone. Diamond Quarter lists it at $68,926. 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
F
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
Crown angle36°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 6422449906
Dimensions8.65 × 8.57 × 5.38 mm
L/W Ratio1.01
Top View
8.65 mm8.57 mm2.50 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 6422449906
Side View
Table 58.0%Crown 36°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.5%

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 1
Current: $41,553 NZD|Low: $36,355 NZD|High: $55,749 NZD|Avg: $44,385 NZD|-1.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 2, 2026
Retailer 3$36,355 NZD
Retailer 4$38,197 NZD
Retailer 1$41,553 NZD
Retailer 2$47,196 NZD
Retailer 5$55,749 NZD

41 data points across 5 retailers

9 retailers$36,355 NZD to $68,926 NZD

A
Cheapest Retailer
-
$36,355 NZD
$20,490 USD
A
Retailer 2
-
$38,197 NZD
$21,528 USD
View
A
Retailer 3
-
$41,553 NZD
£18,440 GBP
View
B+
Retailer 4
-
$44,482 NZD
$25,070 USD
View
B+
Retailer 5
-
$44,482 NZD
$25,070 USD
View
B+
Retailer 6
-
$45,972 NZD
$25,910 USD
View
B+
Retailer 7
-
$47,196 NZD
€25,333 EUR
View
B+
Retailer 8
-
$48,707 NZD
$27,452 USD
View
Most Expensive
B
Diamond Quarter
2.5SI2F6406B888N · Oct 29
$68,926 NZD
£30,588 GBP
View
8 more retailers have this diamond
Prices start from $36,355 NZDSave up to $32,570 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
$36,355 NZD