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Round|Natural|GIA

1.20ct L IF Round Natural Diamond

EX • L/IF • GIA 2556980738

Certificate GIA 2556980738

Diamond specifications and retailer prices

From $3,688 AUD
As of November 6, 2026
Save $707 AUD (16%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $4,395 AUD at Blue Nile · As of November 5, 2026
View at Blue Nile

About this 1.2ct natural round diamond

This 1.2ct natural round sits in the classic one-carat band, graded L colour (faint-tinted) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 2556980738. Listed at 4 retailers as of November 5, 2026, with prices from $3,688 to $4,395, a $707 spread on the same certified stone. Blue Nile lists it at $4,395. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
L
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 2556980738
Dimensions6.72 × 6.77 × 4.25 mm
L/W Ratio1.01
Culet sizeNone
Top View
6.72 mm6.77 mm1.20 ctL / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2556980738
Side View
Table 58.0%Crown 35°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 63.0%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $4,395 AUD|Low: $3,688 AUD|High: $4,531 AUD|Avg: $4,064 AUD|-3.0%
Blue Nile
Retailer 2
Retailer 3
Retailer 4
November 6, 2026
Retailer 3$3,688 AUD
Retailer 2$3,933 AUD
Retailer 4$4,176 AUD
Blue Nile$4,395 AUD

40 data points across 4 retailers

4 retailers$3,688 AUD to $4,395 AUD

B+
Cheapest Retailer
-
$3,688 AUD
B+
Retailer 2
-
$3,933 AUD
View
B+
Retailer 3
-
$4,176 AUD
View
Most Expensive
B
Blue Nile
29979553 · Nov 5
$4,395 AUD
$3,077 USD
View
3 more retailers have this diamond
Prices start from $3,688 AUDSave up to $707 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+
1.20ct Round
$3,688 AUD