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Round|Natural|IGI

1.20ct K IF Round Natural Diamond

EX • K/IF • IGI 620410458

Shape and cutting style on the report: Round brilliant

Certificate IGI 620410458

Diamond specifications and retailer prices

From $2,254 USD
As of November 4, 2026
Save $2,963 USD (57%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $5,217 USD at NZ Jewellers · As of October 17, 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 K colour (faint-tinted) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI 620410458. Listed at 14 retailers as of November 4, 2026, with a 131% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
K
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle41.7°
OriginNatural
Grading LabIGI
CertificateIGI 620410458
Dimensions6.78 × 6.82 × 4.22 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
6.78 mm6.82 mm1.20 ctK / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 620410458
Side View
Table 59.0%Crown 34.4°Girdle: Med.Pavilion 41.7°Culet: NoneDepth 62.1%

Caratlytics Score

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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: Nov 4
Current: $2,672 USD|Low: $2,255 USD|High: $4,424 USD|Avg: $3,021 USD|+2.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 7$2,255 USD
Retailer 6$2,495 USD
Retailer 1$2,672 USD
Retailer 2$2,927 USD
Retailer 3$3,045 USD
Retailer 4$3,096 USD
Retailer 5$4,372 USD

33 data points across 7 retailers

14 retailers$2,254 USD to $5,217 USD

A
Cheapest Retailer
-
$2,254 USD
A
Retailer 2
-
$2,255 USD
View
Retailer 3
-
$2,495 USD
View
Price last confirmed 8 days ago
Retailer 4
-
$2,495 USD
View
Price last confirmed 19 days ago
Retailer 5
-
$2,611 USD
View
Price last confirmed 22 days ago
A
Retailer 6
-
$2,635 USD
View
A
Retailer 7
-
$2,672 USD
View
Retailer 8
-
$2,879 USD
View
Price last confirmed 19 days ago
A
Retailer 9
-
$2,927 USD
View
A
Retailer 10
-
$3,045 USD
View
A
Retailer 11
-
$3,096 USD
View
B
Retailer 12
-
$4,372 USD
View
B
Retailer 13
-
$5,217 USD
View
Most Expensive
NZ Jewellers
d5e69871-7bc0-4757-b9ef-e1e4119172bb · Oct 17
$5,217 USD
View
Price last confirmed 20 days ago
13 more retailers have this diamond
Prices start from $2,254 USDSave up to $2,963 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
$2,254 USD