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Round|Natural|GIA

1.23ct G IF Round Natural Diamond

EX • G/IF • GIA 6542268642

Certificate GIA 6542268642

Diamond specifications and retailer prices

From $6,879 USD
Save $5,778 USD (46%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $12,657 USD at MOH London
View at MOH London

About this 1.23ct natural round diamond

This 1.23ct natural round sits in the classic one-carat band, graded G colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 6542268642. Listed at 13 retailers, with prices from $6,879 to $12,657 at MOH London, a $5,778 spread on the same certified stone. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
G
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6542268642
Dimensions6.79 × 6.82 × 4.24 mm
L/W Ratio1.00
Top View
6.79 mm6.82 mm1.23 ctG / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6542268642
Side View
Table 58.0%Crown 36°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.3%

Caratlytics Score

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

Price History

Last verified: Oct 1
Current: $12,657 USD|Low: $6,879 USD|High: $12,657 USD|Avg: $8,634 USD|+1.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
September 30, 2026
Retailer 5$6,879 USD
Retailer 6$8,395 USD
Retailer 3$8,487 USD
Retailer 2$9,225 USD
Retailer 4$9,738 USD
MOH London$12,657 USD

38 data points across 6 retailers

13 retailers$6,879 USD to $12,657 USD

A
Cheapest Retailer
-
$6,879 USD
A
Retailer 2
-
$7,494 USD
CA$10,409 CAD
View
B+
Retailer 3
-
$8,095 USD
View
B+
Retailer 4
-
$8,395 USD
View
B+
Retailer 5
-
$8,506 USD
£6,697 GBP
View
B+
Retailer 6
-
$8,994 USD
View
B+
Retailer 7
-
$9,020 USD
View
Price last confirmed 13 days ago
B+
Retailer 8
-
$9,020 USD
View
B+
Retailer 9
-
$9,070 USD
View
B+
Retailer 10
-
$9,225 USD
€8,786 EUR
View
B+
Retailer 11
-
$9,320 USD
View
Price last confirmed 11 days ago
B+
Retailer 12
-
$9,738 USD
£7,668 GBP
View
Most Expensive
B
MOH London
17A2BA88A · Oct 1
$12,657 USD
£9,966 GBP
View
12 more retailers have this diamond
Prices start from $6,879 USDSave up to $5,778 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.

A
1.23ct Round
$6,879 USD