Round|Natural|GIA

1.50ct I IF Round Natural Diamond

EX • I/IF • GIA 5231056529

Certificate GIA 5231056529

Diamond specifications and retailer prices

From $9,420 USD
As of November 1, 2026
Save $6,691 USD (42%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $17,194 USD at NZ Jewellers · As of October 17, 2026
View at NZ Jewellers

About this 1.5ct natural round diamond

This 1.5ct natural round sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 5231056529. Listed at 22 retailers as of November 1, 2026, with a 71% 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

1.50
Carat
I
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
OriginNatural
Grading LabGIA
CertificateGIA 5231056529
Dimensions7.32 × 7.28 × 4.54 mm
L/W Ratio1.01
Top View
7.32 mm7.28 mm1.50 ctI / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5231056529
Side View
Table 61.0%Crown 34°Girdle: MED-STKPavilionCulet: NoneDepth 62.2%

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: Nov 1
Current: $11,066 USD|Low: $9,420 USD|High: $16,306 USD|Avg: $12,564 USD|-0.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 3, 2026
Retailer 9$9,420 USD
Retailer 8$9,640 USD
Retailer 10$10,316 USD
Retailer 1$11,066 USD
Retailer 2$11,311 USD
Retailer 7$11,829 USD
Retailer 3$12,278 USD
Retailer 4$12,941 USD
Retailer 6$15,156 USD
Retailer 5$16,111 USD

38 data points across 10 retailers

22 retailers$9,420 USD to $16,111 USD

B+
Cheapest Retailer
-
$9,420 USD
B+
Retailer 2
-
$9,572 USD
View
B+
Retailer 3
-
$9,640 USD
View
B+
Retailer 4
-
$10,195 USD
View
Retailer 5
-
$10,316 USD
View
Price last confirmed 17 days ago
B+
Retailer 6
-
$10,316 USD
View
Final sale: no returns
B+
Retailer 7
-
$10,402 USD
View
B+
Retailer 8
-
$11,005 USD
View
B+
Retailer 9
-
$11,066 USD
£8,713 GBP
View
Retailer 10
-
$11,176 USD
View
Price last confirmed 16 days ago
Retailer 11
-
$11,311 USD
A$17,402 AUD
View
Price last confirmed 29 days ago
Retailer 12
-
$11,348 USD
View
Price last confirmed 18 days ago
B+
Retailer 13
-
$11,829 USD
View
Retailer 14
-
$11,829 USD
View
Price last confirmed 14 days ago
B+
Retailer 15
-
$12,278 USD
£9,668 GBP
View
B+
Retailer 16
-
$12,294 USD
View
Retailer 17
-
$12,896 USD
View
Price last confirmed 15 days ago
B+
Retailer 18
-
$12,941 USD
€12,325 EUR
View
Retailer 19
-
$13,573 USD
View
Price last confirmed 18 days ago
B
Retailer 20
-
$15,156 USD
ZAR 244,847 ZAR
View
B
Retailer 21
-
$16,111 USD
£12,686 GBP
View
Most Expensive
NZ Jewellers
4be1e329-c04b-40ba-a381-96ea96a8f85d · Oct 17
$17,194 USD
View
Price last confirmed 16 days ago
21 more retailers have this diamond
Prices start from $9,420 USDSave up to $6,691 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+
1.50ct Round
$9,420 USD