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Round|Natural|GIA

1.50ct F SI2 Round Natural Diamond

EX • F/SI2 • GIA 2426782198

Certificate GIA 2426782198

Diamond specifications and retailer prices

From $5,270 USD
As of November 1, 2026
Save $7,902 USD (60%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $13,172 USD at Diamond Quarter · As of October 31, 2026
View at Diamond Quarter

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 2426782198. Listed at 24 retailers as of October 31, 2026, with prices from $5,270 to $13,172, a $7,902 spread on the same certified stone. Diamond Quarter lists it at $13,172. 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
FluorescenceFaint
Crown angle34.5°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 2426782198
Dimensions7.29 × 7.26 × 4.57 mm
L/W Ratio1.00
Top View
7.29 mm7.26 mm1.50 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2426782198
Side View
Table 58.0%Crown 34.5°Girdle: ThickPavilion 41.6°Culet: NoneDepth 62.8%

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: Nov 1
Current: $7,342 USD|Low: $4,819 USD|High: $10,626 USD|Avg: $6,748 USD|-8.6%
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
November 2, 2026
Retailer 11$5,270 USD
Retailer 4$5,311 USD
Retailer 3$5,464 USD
Retailer 2$5,537 USD
Retailer 10$5,783 USD
Retailer 14$6,265 USD
Retailer 7$6,588 USD
Retailer 6$6,970 USD
Retailer 12$6,970 USD
Retailer 8$7,115 USD
Retailer 13$7,200 USD
Retailer 1$7,342 USD
Retailer 5$7,622 USD
Retailer 9$10,189 USD

35 data points across 14 retailers

24 retailers$5,270 USD to $13,172 USD

A
Cheapest Retailer
-
$5,270 USD
A
Retailer 2
-
$5,311 USD
View
A
Retailer 3
-
$5,464 USD
View
A
Retailer 4
-
$5,537 USD
View
A
Retailer 5
-
$5,783 USD
View
Final sale: no returns
Retailer 6
-
$6,165 USD
View
Price last confirmed 51 days ago
Retailer 7
-
$6,165 USD
View
Price last confirmed 45 days ago
Retailer 8
-
$6,265 USD
View
Price last confirmed 9 days ago
A
Retailer 9
-
$6,588 USD
£5,188 GBP
View
Retailer 10
-
$6,834 USD
View
Price last confirmed 40 days ago
B+
Retailer 11
-
$6,970 USD
View
B+
Retailer 12
-
$6,970 USD
View
Retailer 13
-
$7,113 USD
View
Price last confirmed 56 days ago
Retailer 14
-
$7,113 USD
View
Price last confirmed 45 days ago
B+
Retailer 15
-
$7,115 USD
€6,776 EUR
View
B+
Retailer 16
-
$7,200 USD
View
B+
Retailer 17
-
$7,342 USD
£5,781 GBP
View
Retailer 18
-
$7,622 USD
View
Price last confirmed 10 days ago
Retailer 19
-
$7,885 USD
View
Price last confirmed 41 days ago
B+
Retailer 20
-
$10,189 USD
£8,023 GBP
View
Retailer 21
-
$11,381 USD
View
Price last confirmed 52 days ago
Retailer 22
-
$11,381 USD
View
Price last confirmed 45 days ago
Retailer 23
-
$12,617 USD
View
Price last confirmed 37 days ago
Most Expensive
B
Diamond Quarter
1.5SI2F249831F4N · Oct 31
$13,172 USD
£10,372 GBP
View
23 more retailers have this diamond
Prices start from $5,270 USDSave up to $7,902 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
$5,270 USD