Round|Natural|GIA

1.50ct F SI2 Round Natural Diamond

EX • F/SI2 • GIA 1548555268

Certificate GIA 1548555268

Diamond specifications and retailer prices

From $5,274 USD
HK$41,200 HKD
As of October 28, 2026
Save $5,222 USD (50%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $11,982 USD at NZ Jewellers · As of September 26, 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 F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1548555268. Listed at 17 retailers as of October 26, 2026, with a 99% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.50
Carat
F
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 1548555268
Dimensions7.34 × 7.36 × 4.52 mm
L/W Ratio1.00
Girdle conditionFaceted
Top View
7.34 mm7.36 mm1.50 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1548555268
Side View
Table 58.0%Crown 34.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 61.4%

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 28
Current: $8,146 USD|Low: $5,193 USD|High: $10,495 USD|Avg: $6,984 USD|-1.2%
Retailer 1
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 27, 2026
Retailer 12$5,274 USD
Retailer 9$5,358 USD
Retailer 2$5,632 USD
Retailer 5$5,660 USD
Retailer 14$5,949 USD
Retailer 7$6,736 USD
Retailer 3$7,170 USD
Retailer 4$7,220 USD
Retailer 8$7,321 USD
Retailer 11$7,410 USD
Retailer 10$7,563 USD
Retailer 6$7,896 USD
Retailer 1$8,146 USD
Retailer 13$10,495 USD

29 data points across 14 retailers

17 retailers$5,274 USD to $10,495 USD

A
Cheapest Retailer
-
$5,274 USD
HK$41,200 HKD
A
Retailer 2
-
$5,358 USD
View
Retailer 3
-
$5,632 USD
View
Price last confirmed 7 days ago
A
Retailer 4
-
$5,660 USD
View
Retailer 5
-
$6,490 USD
View
Price last confirmed 24 days ago
Retailer 6
-
$6,490 USD
View
Price last confirmed 33 days ago
A
Retailer 7
-
$6,736 USD
£5,304 GBP
View
B+
Retailer 8
-
$7,170 USD
View
Retailer 9
-
$7,220 USD
View
Price last confirmed 10 days ago
B+
Retailer 10
-
$7,321 USD
€6,972 EUR
View
B+
Retailer 11
-
$7,410 USD
View
Retailer 12
-
$7,489 USD
View
Price last confirmed 23 days ago
B+
Retailer 13
-
$7,563 USD
£5,955 GBP
View
Retailer 14
-
$7,896 USD
View
Price last confirmed 9 days ago
B+
Retailer 15
-
$8,146 USD
View
B
Retailer 16
-
$10,495 USD
£8,264 GBP
View
Most Expensive
NZ Jewellers
c81fbf17-f84d-4722-b51c-c94c4d3de74d · Sep 26
$11,982 USD
View
Price last confirmed 36 days ago
16 more retailers have this diamond
Prices start from $5,274 USDSave up to $5,222 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
1.50ct Round
$5,274 USD