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Round|Natural|GIA

1.27ct I SI2 Round Natural Diamond

GD • I/SI2 • GIA 2225191611

Certificate GIA 2225191611

Diamond specifications and retailer prices

From $3,957 AUD
As of November 1, 2026
Save $1,232 AUD (24%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $5,188 AUD at Yorxs · As of November 1, 2026
View at Yorxs

About this 1.27ct natural round diamond

This 1.27ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a standard cut grade and certified by GIA 2225191611. Listed at 2 retailers as of November 1, 2026, with prices from $3,957 to $5,188, a $1,232 spread on the same certified stone. Yorxs lists it at $5,188. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.27
Carat
I
Colour
SI2
Clarity
Good
Cut

Specifications

CutGood
PolishVery Good
SymmetryGood
FluorescenceNone
Crown angle35°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 2225191611
Dimensions6.74 × 6.86 × 4.40 mm
L/W Ratio1.02
Girdle conditionFaceted
Culet sizeNone
Top View
6.74 mm6.86 mm1.27 ctI / SI2
OriginNatural
CutGood
PolishVery Good
SymmetryGood
FluorescenceNone
CertificateGIA 2225191611
Side View
Table 56.0%Crown 35°Girdle: THN-THKPavilion 41.4°Culet: NoneDepth 64.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 1
Current: $3,915 AUD|Low: $3,915 AUD|High: $5,226 AUD|Avg: $4,541 AUD
Retailer 1
Yorxs
November 1, 2026
Retailer 1$3,915 AUD
Yorxs$5,188 AUD

13 data points across 2 retailers

2 retailers$3,957 AUD to $5,188 AUD

B+
Cheapest Retailer
-
$3,957 AUD
Most Expensive
B
Yorxs
ABVI7 · Nov 1
$5,188 AUD
€3,471 EUR
View
1 more retailer has this diamond
Prices start from $3,957 AUDSave up to $1,232 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.

B+
1.27ct Round
$3,957 AUD