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Round|Natural|GIA

2.55ct I I1 Round Natural Diamond

EX • I/I1 • GIA 5231776788

Certificate GIA 5231776788

Diamond specifications and retailer prices

From $20,034 AUD
$14,073 USD
As of October 31, 2026
Save $7,661 AUD (28%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $27,695 AUD at Yorxs · As of November 1, 2026
View at Yorxs

About this 2.55ct natural round diamond

This 2.55ct natural round sits in the two to three carat band, graded I colour (near-colourless) and I1 clarity (included), with a top-tier cut grade and certified by GIA 5231776788. Listed at 3 retailers as of October 31, 2026, with prices from $20,034 to $27,695, a $7,661 spread on the same certified stone. Yorxs lists it at $27,695. 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

2.55
Carat
I
Colour
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 5231776788
Dimensions8.66 × 8.69 × 5.43 mm
L/W Ratio1.00
Top View
8.66 mm8.69 mm2.55 ctI / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5231776788
Side View
Table 57.0%Crown 35.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.6%

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: Oct 31
Current: $20,034 AUD|Low: $20,034 AUD|High: $30,761 AUD|Avg: $24,791 AUD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Yorxs
November 1, 2026
Retailer 1$20,034 AUD
Retailer 3$20,900 AUD
Retailer 2$22,927 AUD
Yorxs$27,695 AUD
Retailer 4$30,761 AUD

25 data points across 5 retailers

3 retailers$20,034 AUD to $27,695 AUD

A
Cheapest Retailer
-
$20,034 AUD
$14,073 USD
B+
Retailer 2
-
$22,927 AUD
$16,105 USD
View
Most Expensive
B
Yorxs
EA644FEF2 · Nov 1
$27,695 AUD
€18,528 EUR
View
2 more retailers have this diamond
Prices start from $20,034 AUDSave up to $7,661 AUD

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
2.55ct Round
$20,034 AUD