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Round|Natural|GIA

1.70ct D FL Round Natural Diamond

EX • D/FL • GIA 1565537889

Certificate GIA 1565537889

Diamond specifications and retailer prices

From £17,913 GBP
As of November 1, 2026
Save £8,203 GBP (31%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £26,116 GBP 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 1565537889. Listed at 5 retailers as of November 1, 2026, with prices from £17,913 to £26,116, a £8,203 spread on the same certified stone. MOH London lists it at £26,116. 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
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 1565537889
Dimensions7.53 × 7.58 × 4.79 mm
L/W Ratio1.01
Star length50%
Girdle conditionFaceted
Culet sizeNone
Top View
7.53 mm7.58 mm1.70 ctD / FL
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1565537889
Side View
Table 57.0%Crown 36.5°GirdlePavilion 41.2°Culet: NoneDepth 63.5%

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: £26,116 GBP|Low: £17,907 GBP|High: £26,256 GBP|Avg: £20,425 GBP|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 1, 2026
Retailer 3£17,913 GBP
Retailer 4£17,975 GBP
Retailer 2£20,200 GBP
Retailer 5£20,534 GBP
MOH London£26,116 GBP

9 data points across 5 retailers

5 retailers£17,913 GBP to £26,116 GBP

A
Cheapest Retailer
-
£17,913 GBP
A
Retailer 2
-
£17,975 GBP
$24,085 USD
View
B+
Retailer 3
-
£20,200 GBP
€25,777 EUR
View
B+
Retailer 4
-
£20,534 GBP
$27,513 USD
View
Most Expensive
B+
MOH London
DBB2D038D · Nov 1
£26,116 GBP
View
4 more retailers have this diamond
Prices start from £17,913 GBPSave up to £8,203 GBP

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
£17,913 GBP