Round|Natural|GIA

1.20ct D IF Round Natural Diamond

EX • D/IF • GIA 2557840117

Certificate GIA 2557840117

Diamond specifications and retailer prices

From $9,907 USD
HK$77,400 HKD
As of October 29, 2026
Save $8,896 USD (47%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $18,803 USD at NZ Jewellers · As of October 27, 2026
View at NZ Jewellers

About this 1.2ct natural round diamond

This 1.2ct natural round sits in the classic one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 2557840117. Listed at 19 retailers as of October 27, 2026, with prices from $9,907 to $18,803, a $8,896 spread on the same certified stone. NZ Jewellers lists it at $18,803. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 2557840117
Dimensions6.76 × 6.70 × 4.23 mm
L/W Ratio1.01
Top View
6.76 mm6.70 mm1.20 ctD / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2557840117
Side View
Table 56.0%Crown 36.5°Girdle: THN-STKPavilion 40.6°Culet: NoneDepth 62.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $12,077 USD|Low: $9,907 USD|High: $18,158 USD|Avg: $13,246 USD|-2.6%
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
Retailer 14
October 29, 2026
Retailer 12$9,907 USD
Retailer 14$11,088 USD
Retailer 4$11,554 USD
Retailer 2$11,934 USD
Retailer 1$12,077 USD
Retailer 7$12,156 USD
Retailer 3$12,255 USD
Retailer 11$12,269 USD
Retailer 13$12,457 USD
Retailer 5$13,518 USD
Retailer 6$13,820 USD
Retailer 9$14,138 USD
Retailer 10$16,487 USD
Retailer 8$17,714 USD

38 data points across 14 retailers

19 retailers$9,907 USD to $18,803 USD

A
Cheapest Retailer
-
$9,907 USD
HK$77,400 HKD
A
Retailer 2
-
$11,088 USD
€10,560 EUR
View
A
Retailer 3
-
$11,384 USD
SGD 15,384 SGD
View
Price last confirmed 17 days ago
A
Retailer 4
-
$11,554 USD
View
B+
Retailer 5
-
$11,934 USD
View
Final sale: no returns
A
Retailer 6
-
$12,077 USD
£9,509 GBP
View
A
Retailer 7
-
$12,156 USD
£9,571 GBP
View
B+
Retailer 8
-
$12,255 USD
View
A
Retailer 9
-
$12,269 USD
A$18,875 AUD
View
A
Retailer 10
-
$12,457 USD
View
B+
Retailer 11
-
$13,283 USD
View
B+
Retailer 12
-
$13,491 USD
View
B+
Retailer 13
-
$13,518 USD
£10,644 GBP
View
B+
Retailer 14
-
$13,820 USD
View
B+
Retailer 15
-
$14,010 USD
View
B+
Retailer 16
-
$14,138 USD
€13,465 EUR
View
B+
Retailer 17
-
$16,487 USD
ZAR 266,343 ZAR
View
B+
Retailer 18
-
$17,714 USD
£13,948 GBP
View
Most Expensive
B
NZ Jewellers
d7515fae-019b-43ea-8241-b8952440f10d · Oct 27
$18,803 USD
View
18 more retailers have this diamond
Prices start from $9,907 USDSave up to $8,896 USD

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
1.20ct Round
$9,907 USD