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Round|Natural|GIA

1.70ct D FL Round Natural Diamond

EX • D/FL • GIA 6551522085

Certificate GIA 6551522085

Diamond specifications and retailer prices

From $26,195 USD
£20,626 GBP
As of November 1, 2026
Save $14,691 USD (36%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $40,886 USD at MOH London · As of November 1, 2026
View at MOH London

About this 1.7ct natural round diamond

This 1.7ct natural round sits in the one-and-a-half to two carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 6551522085. Listed at 15 retailers as of November 1, 2026, with prices from $26,195 to $40,886, a $14,691 spread on the same certified stone. MOH London lists it at $40,886. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.70
Carat
D
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 6551522085
Dimensions7.60 × 7.64 × 4.78 mm
L/W Ratio1.01
Star length50%
Girdle conditionFaceted
Culet sizeNone
Top View
7.60 mm7.64 mm1.70 ctD / FL
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6551522085
Side View
Table 57.0%Crown 35.5°Girdle: MediumPavilion 41°Culet: NoneDepth 62.7%

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: $40,886 USD|Low: $26,195 USD|High: $41,378 USD|Avg: $30,969 USD|-0.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 1, 2026
Retailer 8$26,195 USD
Retailer 11$27,270 USD
Retailer 5$27,692 USD
Retailer 6$28,044 USD
Retailer 4$28,660 USD
Retailer 10$28,897 USD
Retailer 2$29,571 USD
Retailer 3$30,342 USD
Retailer 13$31,305 USD
Retailer 7$31,569 USD
Retailer 12$32,509 USD
Retailer 9$38,462 USD
MOH London$40,886 USD

23 data points across 13 retailers

15 retailers$26,195 USD to $40,886 USD

A
Cheapest Retailer
-
$26,195 USD
£20,626 GBP
B+
Retailer 2
-
$26,910 USD
View
A
Retailer 3
-
$27,270 USD
View
B+
Retailer 4
-
$27,692 USD
View
Final sale: no returns
B+
Retailer 5
-
$28,044 USD
£22,082 GBP
View
B+
Retailer 6
-
$28,660 USD
View
B+
Retailer 7
-
$28,865 USD
£22,728 GBP
View
B+
Retailer 8
-
$28,897 USD
View
B+
Retailer 9
-
$29,571 USD
€28,163 EUR
View
B+
Retailer 10
-
$30,342 USD
View
B+
Retailer 11
-
$31,305 USD
View
B+
Retailer 12
-
$31,569 USD
A$48,567 AUD
View
B+
Retailer 13
-
$32,509 USD
View
B
Retailer 14
-
$38,462 USD
ZAR 621,362 ZAR
View
Most Expensive
B
MOH London
B5D3A8F27 · Nov 1
$40,886 USD
£32,194 GBP
View
14 more retailers have this diamond
Prices start from $26,195 USDSave up to $14,691 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.

A
1.70ct Round
$26,195 USD