Round|Natural|GIA

1.57ct J IF Round Natural Diamond

EX • J/IF • GIA 6511061744

Certificate GIA 6511061744

Diamond specifications and retailer prices

From $6,315 USD
As of October 30, 2026
Save $5,287 USD (46%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $11,602 USD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.57ct natural round diamond

This 1.57ct natural round sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 6511061744. Listed at 6 retailers as of October 30, 2026, with prices from $6,315 to $11,602, a $5,287 spread on the same certified stone. NZ Jewellers lists it at $11,602. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.57
Carat
J
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle35.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6511061744
Dimensions7.42 × 7.47 × 4.55 mm
L/W Ratio1.01
Star length45%
Lower girdle80%
Top View
7.42 mm7.47 mm1.57 ctJ / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 6511061744
Side View
Table 60.0%Crown 35.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.1%

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 30
Current: $7,237 USD|Low: $5,078 USD|High: $10,343 USD|Avg: $7,340 USD|-5.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 31, 2026
Retailer 5$6,315 USD
Retailer 3$6,403 USD
Retailer 4$7,167 USD
Retailer 1$7,237 USD
Retailer 2$10,276 USD

22 data points across 5 retailers

6 retailers$6,315 USD to $11,602 USD

A
Cheapest Retailer
-
$6,315 USD
B+
Retailer 2
-
$6,403 USD
View
Final sale: no returns
B+
Retailer 3
-
$7,167 USD
View
B+
Retailer 4
-
$7,237 USD
€6,892 EUR
View
B
Retailer 5
-
$10,276 USD
£8,091 GBP
View
Most Expensive
B
NZ Jewellers
904086fc-562c-479c-bdf9-786eea88b1cc · Oct 30
$11,602 USD
View
5 more retailers have this diamond
Prices start from $6,315 USDSave up to $5,287 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
1.57ct Round
$6,315 USD