CaratHunter
Plans
Round|Natural|GIA

1.27ct G IF Round Natural Diamond

EX • G/IF • GIA 6451718917

Certificate GIA 6451718917

Diamond specifications and retailer prices

From $27,482 SGD
£16,941 GBP
As of November 5, 2026
21 retailers carry this diamond
Most expensive: $27,482 SGD at Diamond Quarter
View at Diamond Quarter

About this 1.27ct natural round diamond

This 1.27ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded G colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 6451718917. Listed at 21 retailers as of November 5, 2026. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.27
Carat
G
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
OriginNatural
Grading LabGIA
CertificateGIA 6451718917
Dimensions7.10 × 7.06 × 4.18 mm
L/W Ratio1.01
Top View
7.10 mm7.06 mm1.27 ctG / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6451718917
Side View
Table 60.0%Crown 33.5°Girdle: THN-MEDPavilionCulet: NoneDepth 59.0%

Caratlytics Score

How it works →
B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $11,371 SGD|Low: $9,429 SGD|High: $17,348 SGD|Avg: $12,288 SGD|+0.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 29, 2026
Retailer 12$9,471 SGD
Retailer 5$9,631 SGD
Retailer 13$9,710 SGD
Retailer 4$10,238 SGD
Retailer 3$10,285 SGD
Retailer 6$11,082 SGD
Retailer 10$11,362 SGD
Retailer 1$11,371 SGD
Retailer 2$11,795 SGD
Retailer 8$13,419 SGD
Retailer 9$14,762 SGD
Retailer 11$14,844 SGD
Retailer 7$17,233 SGD

33 data points across 13 retailers

21 retailers

Retailer 1
-
$9,471 SGD
Price last confirmed 16 days ago
Retailer 2
-
$9,631 SGD
View
Price last confirmed 9 days ago
Retailer 3
-
$9,710 SGD
View
Price last confirmed 8 days ago
Retailer 4
-
$10,238 SGD
View
Price last confirmed 8 days ago
Retailer 5
-
$10,962 SGD
View
Price last confirmed 12 days ago
Retailer 6
-
$11,082 SGD
View
Price last confirmed 8 days ago
Retailer 7
-
$11,143 SGD
View
Price last confirmed 36 days ago
Retailer 8
-
$11,316 SGD
View
Price last confirmed 38 days ago
Retailer 9
-
$11,362 SGD
View
Price last confirmed 14 days ago
Retailer 10
-
$11,371 SGD
View
Price last confirmed 8 days ago
Retailer 11
-
$11,795 SGD
View
Price last confirmed 8 days ago
Retailer 12
-
$11,795 SGD
View
Price last confirmed 32 days ago
Retailer 13
-
$12,299 SGD
View
Price last confirmed 8 days ago
Retailer 14
-
$12,857 SGD
View
Price last confirmed 38 days ago
Retailer 15
-
$13,419 SGD
View
Price last confirmed 9 days ago
Retailer 16
-
$13,543 SGD
View
Price last confirmed 14 days ago
Retailer 17
-
$14,762 SGD
View
Price last confirmed 9 days ago
Retailer 18
-
$14,844 SGD
View
Price last confirmed 15 days ago
Retailer 19
-
$17,233 SGD
View
Price last confirmed 8 days ago
Retailer 20
-
$20,572 SGD
View
Price last confirmed 39 days ago
Most Expensive
B
Diamond Quarter
1.27IFG64171BF4N · Nov 5
$27,482 SGD
£16,941 GBP
View
20 more retailers have this diamond

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
1.27ct Round
$27,482 SGD