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Round|Natural|GIA

1.31ct D IF Round Natural Diamond

EX • D/IF • GIA 6551801306

Certificate GIA 6551801306

Diamond specifications and retailer prices

From $13,074 SGD
€9,740 EUR
As of October 29, 2026
Save $15,619 SGD (54%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $28,694 SGD at Brilliance · As of October 28, 2026
View at Brilliance

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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 6551801306. Listed at 11 retailers as of October 28, 2026, with prices from $13,074 to $28,694, a $15,619 spread on the same certified stone. Brilliance lists it at $28,694. 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
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 6551801306
Dimensions6.92 × 6.97 × 4.31 mm
L/W Ratio1.01
Top View
6.92 mm6.97 mm1.31 ctD / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6551801306
Side View
Table 59.0%CrownGirdle: Slightly ThickPavilion 40.6°Culet: NoneDepth 62.0%

Caratlytics Score

How it works →
A+
Exceptional
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 29
Current: $28,694 SGD|Low: $11,324 SGD|High: $28,694 SGD|Avg: $15,905 SGD
Brilliance
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
October 30, 2026
Retailer 4$11,324 SGD
Retailer 6$12,675 SGD
Retailer 8$13,074 SGD
Retailer 12$13,220 SGD
Retailer 9$13,471 SGD
Retailer 10$13,657 SGD
Retailer 5$15,438 SGD
Retailer 11$15,533 SGD
Retailer 3$15,674 SGD
Retailer 7$16,295 SGD
Retailer 2$17,060 SGD
Retailer 13$20,270 SGD
Retailer 14$21,517 SGD
Brilliance$28,694 SGD

33 data points across 14 retailers

11 retailers$13,074 SGD to $28,694 SGD

Retailer 1
-
$12,675 SGD
Price last confirmed 19 days ago
A
Retailer 2
-
$13,074 SGD
€9,740 EUR
View
A+
Retailer 3
-
$13,220 SGD
$10,341 USD
View
A
Retailer 4
-
$13,262 SGD
A$15,960 AUD
View
A
Retailer 5
-
$13,471 SGD
$10,537 USD
View
Retailer 6
-
$13,657 SGD
£8,412 GBP
View
Price last confirmed 8 days ago
Retailer 7
-
$15,438 SGD
$12,076 USD
View
Price last confirmed 9 days ago
Retailer 8
-
$15,533 SGD
€11,572 EUR
View
Price last confirmed 9 days ago
A
Retailer 9
-
$16,295 SGD
£10,037 GBP
View
A
Retailer 10
-
$17,060 SGD
€12,709 EUR
View
Most Expensive
B
Brilliance
D46495107 · Oct 28
$28,694 SGD
$22,445 USD
View
10 more retailers have this diamond
Prices start from $13,074 SGDSave up to $15,619 SGD

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
$13,074 SGD