Round|Natural|GIA

6.19ct D SI1 Round Natural Diamond

EX • D/SI1 • GIA 1236624386

Certificate GIA 1236624386

Diamond specifications and retailer prices

From $227,485 CAD
$162,850 USD
As of October 26, 2026
Save $18,744 CAD (8%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $389,169 CAD at MOH London · As of October 21, 2026
View at MOH London

About this 6.19ct natural round diamond

This 6.19ct natural round sits in the over five carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1236624386. Listed at 10 retailers as of October 26, 2026, with a relatively tight 8% spread, which is unusual at this carat range and suggests competitive pricing across the listings. 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

6.19
Carat
D
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 1236624386
Dimensions11.70 × 11.61 × 7.23 mm
L/W Ratio1.01
Star length50%
Culet sizeNone
Key to symbols
Crystal, Needle
Top View
11.70 mm11.61 mm6.19 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1236624386
Side View
Table 59.0%Crown 36°GirdlePavilion 40.6°Culet: NoneDepth 62.0%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 26
Current: $389,169 CAD|Low: $192,144 CAD|High: $391,761 CAD|Avg: $275,754 CAD|+0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 21, 2026
Retailer 4$192,144 CAD
Retailer 11$227,485 CAD
Retailer 8$246,229 CAD
Retailer 5$246,876 CAD
Retailer 2$260,102 CAD
Retailer 9$263,944 CAD
Retailer 10$273,588 CAD
Retailer 6$279,444 CAD
Retailer 12$286,872 CAD
Retailer 7$295,680 CAD
Retailer 3$341,752 CAD
MOH London$389,169 CAD

17 data points across 12 retailers

10 retailers$227,485 CAD to $246,229 CAD

B+
Cheapest Retailer
-
$227,485 CAD
$162,850 USD
B+
Retailer 2
-
$246,229 CAD
$176,268 USD
View
Final sale: no returns
Retailer 3
-
$246,876 CAD
£139,159 GBP
View
Price last confirmed 11 days ago
Retailer 4
-
$258,186 CAD
$184,828 USD
View
Price last confirmed 41 days ago
Retailer 5
-
$260,102 CAD
£146,614 GBP
View
Price last confirmed 10 days ago
Retailer 6
-
$263,944 CAD
$188,950 USD
View
Price last confirmed 9 days ago
Retailer 7
-
$295,680 CAD
ZAR 3,419,523 ZAR
View
Price last confirmed 13 days ago
Retailer 8
-
$296,387 CAD
$212,175 USD
View
Price last confirmed 38 days ago
Retailer 9
-
$307,787 CAD
$220,336 USD
View
Price last confirmed 39 days ago
Most Expensive
MOH London
717D79F15 · Oct 21
$389,169 CAD
£219,366 GBP
View
Price last confirmed 10 days ago
9 more retailers have this diamond
Prices start from $227,485 CADSave up to $18,744 CAD

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.

B+
6.19ct Round
$227,485 CAD