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Round|Natural|GIA

1.51ct G IF Round Natural Diamond

EX • G/IF • GIA 5556042057

Certificate GIA 5556042057

Diamond specifications and retailer prices

From $10,611 USD
As of November 4, 2026
Save $9,712 USD (48%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $20,323 USD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.51ct natural round diamond

This 1.51ct natural round sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 5556042057. Listed at 20 retailers as of November 4, 2026, with prices from $10,611 to $20,323, a $9,712 spread on the same certified stone. NZ Jewellers lists it at $20,323. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
G
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 5556042057
Dimensions7.28 × 7.34 × 4.58 mm
L/W Ratio1.01
Star length45%
Girdle conditionFaceted
Culet sizeNone
Top View
7.28 mm7.34 mm1.51 ctG / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5556042057
Side View
Table 59.0%Crown 35°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 62.7%

Caratlytics Score

How it works →
A+
Exceptional
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: Nov 4
Current: $20,323 USD|Low: $10,611 USD|High: $20,524 USD|Avg: $14,419 USD|-1.0%
NZ Jewellers
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
November 5, 2026
Retailer 4$10,611 USD
Retailer 12$11,112 USD
Retailer 10$12,071 USD
Retailer 9$12,612 USD
Retailer 2$12,796 USD
Retailer 7$12,898 USD
Retailer 18$13,225 USD
Retailer 8$13,407 USD
Retailer 5$13,460 USD
Retailer 3$14,357 USD
Retailer 16$14,582 USD
Retailer 17$14,615 USD
Retailer 6$14,942 USD
Retailer 15$15,142 USD
Retailer 13$15,301 USD
Retailer 14$17,914 USD
Retailer 11$18,992 USD
NZ Jewellers$20,323 USD

30 data points across 18 retailers

20 retailers$10,611 USD to $20,323 USD

A+
Cheapest Retailer
-
$10,611 USD
A
Retailer 2
-
$11,112 USD
View
Retailer 3
-
$12,071 USD
View
Price last confirmed 24 days ago
A
Retailer 4
-
$12,612 USD
View
Retailer 5
-
$12,624 USD
View
Price last confirmed 178 days ago
A
Retailer 6
-
$12,796 USD
View
A
Retailer 7
-
$12,898 USD
View
Final sale: no returns
A
Retailer 8
-
$13,225 USD
View
Retailer 9
-
$13,407 USD
View
Price last confirmed 13 days ago
A
Retailer 10
-
$13,460 USD
View
A
Retailer 11
-
$13,635 USD
View
A
Retailer 12
-
$14,357 USD
View
A
Retailer 13
-
$14,582 USD
View
A
Retailer 14
-
$14,615 USD
View
A
Retailer 15
-
$14,942 USD
View
A
Retailer 16
-
$15,142 USD
View
B+
Retailer 17
-
$15,301 USD
View
B+
Retailer 18
-
$17,914 USD
View
B+
Retailer 19
-
$18,992 USD
View
Most Expensive
B+
NZ Jewellers
f1e3ff24-c296-4567-91be-3b5f743e6347 · Nov 5
$20,323 USD
View
19 more retailers have this diamond
Prices start from $10,611 USDSave up to $9,712 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+
1.51ct Round
$10,611 USD