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Round|Lab Grown|IGI

1.27ct G VVS1 Round Lab Grown Diamond

ID • G/VVS1 • IGI LG840650590

Shape and cutting style on the report: Round brilliant

Certificate IGI LG840650590

Diamond specifications and retailer prices

From $230 SGD
$180 USD
As of October 29, 2026
Save $767 SGD (77%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $1,338 SGD at MOH London · As of October 19, 2026
View at MOH London

About this 1.27ct lab-grown round diamond

This 1.27ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded G colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG840650590 or 840650590. Listed at 21 retailers as of October 29, 2026, with a 333% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840650590
Dimensions6.98 × 7.01 × 4.27 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.98 mm7.01 mm1.27 ctG / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840650590
Side View
Table 56.0%Crown 34.8°Girdle: MediumPavilion 40.4°Culet: NoneDepth 61.1%

Caratlytics Score

How it works →
A
Excellent
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: $1,338 SGD|Low: $220 SGD|High: $1,346 SGD|Avg: $618 SGD|-0.6%
MOH London
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
October 30, 2026
Retailer 19$230 SGD
Retailer 5$266 SGD
Retailer 4$285 SGD
Retailer 6$285 SGD
Retailer 3$327 SGD
Retailer 9$384 SGD
Retailer 13$476 SGD
Retailer 15$481 SGD
Retailer 16$489 SGD
Retailer 14$511 SGD
Retailer 10$605 SGD
Retailer 7$611 SGD
Retailer 2$675 SGD
Retailer 17$694 SGD
Retailer 18$793 SGD
Retailer 20$914 SGD
Retailer 12$944 SGD
Retailer 11$965 SGD
Retailer 8$984 SGD
MOH London$1,338 SGD

30 data points across 20 retailers

21 retailers$230 SGD to $997 SGD

A
Cheapest Retailer
-
$230 SGD
$180 USD
A
Retailer 2
-
$266 SGD
$208 USD
View
A
Retailer 3
-
$285 SGD
$223 USD
View
A
Retailer 4
-
$285 SGD
$223 USD
View
A
Retailer 5
-
$327 SGD
HK$2,000 HKD
View
B+
Retailer 6
-
$384 SGD
$300 USD
View
A
Retailer 7
-
$476 SGD
£293 GBP
View
A
Retailer 8
-
$481 SGD
€358 EUR
View
A
Retailer 9
-
$489 SGD
ZAR 6,175 ZAR
View
A
Retailer 10
-
$511 SGD
£315 GBP
View
B+
Retailer 11
-
$605 SGD
$473 USD
View
B+
Retailer 12
-
$611 SGD
$478 USD
View
B+
Retailer 13
-
$675 SGD
$528 USD
View
B+
Retailer 14
-
$694 SGD
A$835 AUD
View
Retailer 15
-
$793 SGD
$620 USD
View
Price last confirmed 10 days ago
B
Retailer 16
-
$914 SGD
$715 USD
View
B
Retailer 17
-
$944 SGD
View
B
Retailer 18
-
$965 SGD
$755 USD
View
B
Retailer 19
-
$984 SGD
$770 USD
View
B
Retailer 20
-
$997 SGD
$780 USD
View
Most Expensive
MOH London
LG840650590 · Oct 19
$1,338 SGD
£824 GBP
View
Price last confirmed 12 days ago
20 more retailers have this diamond
Prices start from $230 SGDSave up to $767 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
1.27ct Round
$230 SGD