Round|Natural|GIA

1.57ct H IF Round Natural Diamond

EX • H/IF • GIA 6445852227

Certificate GIA 6445852227

Diamond specifications and retailer prices

From $11,322 USD
£8,915 GBP
As of October 30, 2026
Save $6,267 USD (36%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $17,589 USD at NZ Jewellers · As of October 11, 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 H colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 6445852227. Listed at 17 retailers as of October 30, 2026, with a 55% 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

1.57
Carat
H
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6445852227
Dimensions7.38 × 7.40 × 4.63 mm
L/W Ratio1.00
Star length50%
Lower girdle75%
Top View
7.38 mm7.40 mm1.57 ctH / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6445852227
Side View
Table 56.0%Crown 35°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.7%

Caratlytics Score

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

Price History

Last verified: Oct 30
Current: $17,589 USD|Low: $11,254 USD|High: $17,589 USD|Avg: $13,368 USD
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
October 30, 2026
Retailer 8$11,322 USD
Retailer 5$11,465 USD
Retailer 6$11,648 USD
Retailer 10$11,649 USD
Retailer 12$11,730 USD
Retailer 2$11,759 USD
Retailer 3$12,619 USD
Retailer 4$12,814 USD
Retailer 9$13,297 USD
Retailer 7$13,893 USD
Retailer 14$14,561 USD
Retailer 13$15,421 USD
Retailer 11$16,570 USD
NZ Jewellers$17,589 USD

22 data points across 14 retailers

17 retailers$11,322 USD to $17,589 USD

B+
Cheapest Retailer
-
$11,322 USD
£8,915 GBP
Retailer 2
-
$11,465 USD
A$17,638 AUD
View
Price last confirmed 7 days ago
B+
Retailer 3
-
$11,648 USD
View
Final sale: no returns
B+
Retailer 4
-
$11,649 USD
View
B+
Retailer 5
-
$11,730 USD
View
B+
Retailer 6
-
$11,759 USD
£9,259 GBP
View
B+
Retailer 7
-
$12,619 USD
View
B+
Retailer 8
-
$12,649 USD
£9,960 GBP
View
B+
Retailer 9
-
$12,814 USD
View
B+
Retailer 10
-
$13,297 USD
€12,664 EUR
View
Retailer 11
-
$13,602 USD
View
Price last confirmed 61 days ago
B+
Retailer 12
-
$13,893 USD
A$21,374 AUD
View
B
Retailer 13
-
$14,561 USD
View
B
Retailer 14
-
$15,421 USD
ZAR 249,133 ZAR
View
B
Retailer 15
-
$16,570 USD
£13,047 GBP
View
B
Retailer 16
-
$17,589 USD
View
Most Expensive
NZ Jewellers
0dd4323a-8e3a-4096-bd14-0b1a37c21f27 · Oct 11
$17,589 USD
View
Price last confirmed 20 days ago
16 more retailers have this diamond
Prices start from $11,322 USDSave up to $6,267 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.

B+
1.57ct Round
$11,322 USD