Round|Natural|GIA

0.63ct F SI2 Round Natural Diamond

EX • F/SI2 • GIA 6545729677

Certificate GIA 6545729677

Diamond specifications and retailer prices

From $408 USD
SGD 552 SGD
As of October 31, 2026
Save $449 USD (52%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $857 USD at Frank Darling · As of October 29, 2026
View at Frank Darling

About this 0.63ct natural round diamond

This 0.63ct natural round sits in the half to three-quarter carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6545729677. Listed at 8 retailers as of October 29, 2026, with prices from $408 to $857, a $449 spread on the same certified stone. Frank Darling lists it at $857. 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

0.63
Carat
F
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 6545729677
Dimensions5.50 × 5.51 × 3.44 mm
L/W Ratio1.00
Top View
5.50 mm5.51 mm0.63 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6545729677
Side View
Table 56.0%Crown 34°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 62.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $857 USD|Low: $295 USD|High: $912 USD|Avg: $580 USD|-6.0%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 30, 2026
Retailer 3$295 USD
Retailer 10$380 USD
Retailer 5$408 USD
Retailer 6$426 USD
Retailer 11$552 USD
Retailer 4$553 USD
Retailer 7$652 USD
Retailer 2$660 USD
Retailer 8$667 USD
Retailer 9$746 USD
Frank Darling$857 USD

22 data points across 11 retailers

8 retailers$408 USD to $857 USD

A
Cheapest Retailer
-
$408 USD
SGD 552 SGD
A
Retailer 2
-
$426 USD
SGD 576 SGD
View
A
Retailer 3
-
$552 USD
View
A
Retailer 4
-
$553 USD
View
A
Retailer 5
-
$650 USD
View
A
Retailer 6
-
$652 USD
View
A
Retailer 7
-
$660 USD
£520 GBP
View
Most Expensive
A
Frank Darling
2593928HK · Oct 29
$857 USD
View
7 more retailers have this diamond
Prices start from $408 USDSave up to $449 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
0.63ct Round
$408 USD