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Round|Natural|GIA

1.31ct D FL Round Natural Diamond

EX • D/FL • GIA 1559673692

Certificate GIA 1559673692

Diamond specifications and retailer prices

From £11,885 GBP
$15,924 USD
As of October 30, 2026
Save £5,667 GBP (32%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £17,552 GBP at Wholesale Diamonds Direct · As of October 26, 2026
View at Wholesale Diamonds Direct

About this 1.31ct natural round diamond

This 1.31ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 1559673692. Listed at 6 retailers as of October 26, 2026, with prices from £11,885 to £17,552, a £5,667 spread on the same certified stone. Wholesale Diamonds Direct lists it at £17,552. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.31
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 1559673692
Dimensions7.12 × 7.08 × 4.31 mm
L/W Ratio1.01
Star length50%
Girdle conditionFaceted
Culet sizeNone
Top View
7.12 mm7.08 mm1.31 ctD / FL
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1559673692
Side View
Table 59.0%Crown 33°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 60.7%

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: Oct 30
Current: £12,423 GBP|Low: £11,885 GBP|High: £17,552 GBP|Avg: £13,446 GBP|-5.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Wholesale Diamonds Direct
November 1, 2026
Retailer 3£11,885 GBP
Retailer 5£12,267 GBP
Retailer 1£12,423 GBP
Retailer 6£13,031 GBP
Retailer 4£13,685 GBP
Retailer 2£13,702 GBP
Wholesale Diamonds Direct£17,552 GBP

21 data points across 7 retailers

6 retailers£11,885 GBP to £17,552 GBP

A
Cheapest Retailer
-
£11,885 GBP
$15,924 USD
A
Retailer 2
-
£12,267 GBP
$16,436 USD
View
Final sale: no returns
A
Retailer 3
-
£12,423 GBP
View
B+
Retailer 4
-
£13,685 GBP
$18,337 USD
View
B+
Retailer 5
-
£13,702 GBP
€17,485 EUR
View
Most Expensive
B
Wholesale Diamonds Direct
531956784 · Oct 26
£17,552 GBP
$23,517 USD
View
5 more retailers have this diamond
Prices start from £11,885 GBPSave up to £5,667 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
1.31ct Round
£11,885 GBP