Round|Natural|GIA

1.51ct D IF Round Natural Diamond

VG • D/IF • GIA 1192631059

Certificate GIA 1192631059

Diamond specifications and retailer prices

From $20,370 USD
€19,400 EUR
As of November 2, 2026
Save $22,126 USD (52%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $42,496 USD at Diamond Quarter · As of October 29, 2026
View at Diamond Quarter

About this 1.51ct natural round diamond

This 1.51ct natural round sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a very-good cut grade and certified by GIA 1192631059. Listed at 9 retailers as of October 29, 2026, with prices from $20,370 to $42,496, a $22,126 spread on the same certified stone. Diamond Quarter lists it at $42,496. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.51
Carat
D
Color
IF
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 1192631059
Dimensions7.61 × 7.58 × 4.38 mm
L/W Ratio1.00
Culet sizeNone
Top View
7.61 mm7.58 mm1.51 ctD / IF
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1192631059
Side View
Table 62.0%Crown 32°Girdle: THN-MEDPavilion 41°Culet: NoneDepth 57.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $22,644 USD|Low: $20,024 USD|High: $27,130 USD|Avg: $23,346 USD|-1.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 3, 2026
Retailer 3$20,370 USD
Retailer 1$22,644 USD
Retailer 5$22,862 USD
Retailer 4$23,471 USD
Retailer 2$27,010 USD

39 data points across 5 retailers

9 retailers$20,370 USD to $42,496 USD

A
Cheapest Retailer
-
$20,370 USD
€19,400 EUR
A
Retailer 2
-
$21,430 USD
View
A
Retailer 3
-
$21,894 USD
CA$30,408 CAD
View
A
Retailer 4
-
$22,644 USD
£17,830 GBP
View
B+
Retailer 5
-
$23,471 USD
View
B+
Retailer 6
-
$24,063 USD
View
B+
Retailer 7
-
$27,010 USD
€25,724 EUR
View
B+
Retailer 8
-
$27,150 USD
View
Most Expensive
B
Diamond Quarter
1.51IFD1159E183N · Oct 29
$42,496 USD
£33,462 GBP
View
8 more retailers have this diamond
Prices start from $20,370 USDSave up to $22,126 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
1.51ct Round
$20,370 USD