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Cushion|Natural|GIA

1.51ct F SI2 Cushion Natural Diamond

EX • F/SI2 • GIA 1565218699

Certificate GIA 1565218699

Diamond specifications and retailer prices

From $5,336 USD
₹508,164 INR
As of November 2, 2026
Save $1,974 USD (27%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $7,310 USD at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 1.51ct natural cushion diamond

This 1.51ct natural cushion 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 stated by the retailer rather than the lab and certified by GIA 1565218699. Listed at 11 retailers as of October 30, 2026, with prices from $5,336 to $7,310, a $1,974 spread on the same certified stone. Reve Diamonds lists it at $7,310. 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

1.51
Carat
F
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 1565218699
Dimensions8.17 × 5.85 × 3.83 mm
L/W Ratio1.40
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Cloud, Needle
Top View
8.17 mm5.85 mm1.51 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1565218699
Side View
Table 66.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 65.4%

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: Nov 2
Current: $5,972 USD|Low: $5,336 USD|High: $7,310 USD|Avg: $6,335 USD|-1.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Reve Diamonds
November 2, 2026
Retailer 3$5,336 USD
Retailer 2$5,699 USD
Retailer 6$5,792 USD
Retailer 1$5,972 USD
Retailer 7$6,156 USD
Retailer 5$6,323 USD
Retailer 10$6,599 USD
Retailer 9$6,756 USD
Retailer 8$6,769 USD
Retailer 4$7,284 USD
Reve Diamonds$7,310 USD

4 data points across 11 retailers

11 retailers$5,336 USD to $7,310 USD

A
Cheapest Retailer
-
$5,336 USD
₹508,164 INR
B+
Retailer 2
-
$5,699 USD
View
Final sale: no returns
B+
Retailer 3
-
$5,792 USD
A$8,910 AUD
View
B+
Retailer 4
-
$5,972 USD
View
B+
Retailer 5
-
$6,156 USD
View
B+
Retailer 6
-
$6,323 USD
View
B+
Retailer 7
-
$6,599 USD
View
B+
Retailer 8
-
$6,756 USD
£5,320 GBP
View
B+
Retailer 9
-
$6,769 USD
£5,330 GBP
View
B
Retailer 10
-
$7,284 USD
€6,937 EUR
View
Most Expensive
B
Reve Diamonds
382114F27 · Oct 30
$7,310 USD
View
10 more retailers have this diamond
Prices start from $5,336 USDSave up to $1,974 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 Cushion
$5,336 USD