CaratHunter
Plans
Round|Natural|GIA

1.27ct F SI1 Round Natural Diamond

EX • F/SI1 • GIA 6243056297

Certificate GIA 6243056297

Diamond specifications and retailer prices

From $4,774 AUD
$3,345 USD
As of October 31, 2026
Save $3,782 AUD (44%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $8,604 AUD at Wholesale Diamonds Direct · As of October 26, 2026
View at Wholesale Diamonds Direct

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 F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6243056297. Listed at 14 retailers as of October 31, 2026, with a 79% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

1.27
Carat
F
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35.5°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 6243056297
Dimensions6.88 × 6.91 × 4.32 mm
L/W Ratio1.00
Culet sizeNone
Top View
6.88 mm6.91 mm1.27 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6243056297
Side View
Table 58.0%Crown 35.5°Girdle: MED-STKPavilion 41.4°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: $5,483 AUD|Low: $4,774 AUD|High: $9,297 AUD|Avg: $6,309 AUD|-7.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Wholesale Diamonds Direct
November 2, 2026
Retailer 9$4,774 AUD
Retailer 11$4,814 AUD
Retailer 13$4,862 AUD
Retailer 10$5,101 AUD
Retailer 7$5,173 AUD
Retailer 5$5,209 AUD
Retailer 1$5,483 AUD
Retailer 2$6,076 AUD
Retailer 3$6,149 AUD
Retailer 6$6,356 AUD
Retailer 8$6,488 AUD
Retailer 12$8,051 AUD
Retailer 4$8,556 AUD
Wholesale Diamonds Direct$8,604 AUD

25 data points across 14 retailers

14 retailers$4,774 AUD to $8,556 AUD

A
Cheapest Retailer
-
$4,774 AUD
$3,345 USD
A
Retailer 2
-
$4,814 AUD
$3,374 USD
View
A
Retailer 3
-
$4,862 AUD
SGD 4,605 SGD
View
A
Retailer 4
-
$5,101 AUD
$3,575 USD
View
A
Retailer 5
-
$5,173 AUD
$3,625 USD
View
A
Retailer 6
-
$5,209 AUD
SGD 4,933 SGD
View
A
Retailer 7
-
$5,483 AUD
£3,026 GBP
View
A
Retailer 8
-
$6,076 AUD
$4,258 USD
View
A
Retailer 9
-
$6,149 AUD
$4,310 USD
View
B+
Retailer 10
-
$6,356 AUD
€4,242 EUR
View
B+
Retailer 11
-
$6,488 AUD
£3,580 GBP
View
B+
Retailer 12
-
$8,051 AUD
$5,642 USD
View
B+
Retailer 13
-
$8,556 AUD
$5,996 USD
View
Most Expensive
Wholesale Diamonds Direct
592344923 · Oct 26
$8,604 AUD
$6,030 USD
View
Price last confirmed 7 days ago
13 more retailers have this diamond
Prices start from $4,774 AUDSave up to $3,782 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
1.27ct Round
$4,774 AUD