CaratHunter
Plans
Oval|Lab Grown|IGI

0.51ct H VS1 Oval Lab Grown Diamond

ID • H/VS1 • IGI LG826679903

Shape and cutting style on the report: Oval modified brilliant

Certificate IGI LG826679903

Diamond specifications and retailer prices

From $183 SGD
$143 USD
As of October 30, 2026
Save $1,523 SGD (89%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,705 SGD at MOH London · As of October 29, 2026
View at MOH London

About this 0.51ct lab-grown oval diamond

This 0.51ct lab-grown oval sits in the half to three-quarter carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG826679903 or 826679903. Listed at 18 retailers as of October 29, 2026, with prices from $183 to $1,705, a $1,523 spread on the same certified stone. MOH London lists it at $1,705. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.51
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle34.1°
Pavilion angle30.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG826679903
Dimensions6.07 × 4.37 × 2.55 mm
L/W Ratio1.39
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II Faint Blue
Top View
6.07 mm4.37 mm0.51 ctH / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG826679903
Side View
Table 64.0%Crown 34.1°Girdle: THK-VTKPavilion 30.8°Culet: NoneDepth 58.4%

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 30
Current: $1,705 SGD|Low: $183 SGD|High: $1,705 SGD|Avg: $718 SGD|+21.7%
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
October 31, 2026
Retailer 16$183 SGD
Retailer 15$229 SGD
Retailer 6$283 SGD
Retailer 3$294 SGD
Retailer 9$327 SGD
Retailer 7$349 SGD
Retailer 8$349 SGD
Retailer 2$355 SGD
Retailer 4$373 SGD
Retailer 12$389 SGD
Retailer 18$473 SGD
Retailer 5$622 SGD
Retailer 17$625 SGD
Retailer 11$691 SGD
Retailer 14$725 SGD
Retailer 10$1,124 SGD
Retailer 13$1,233 SGD
MOH London$1,705 SGD

33 data points across 18 retailers

18 retailers$183 SGD to $1,705 SGD

A
Cheapest Retailer
-
$183 SGD
$143 USD
Final sale: no returns
A
Retailer 2
-
$229 SGD
HK$1,400 HKD
View
Retailer 3
-
$283 SGD
$221 USD
View
Price last confirmed 11 days ago
A
Retailer 4
-
$294 SGD
$230 USD
View
Retailer 5
-
$327 SGD
$256 USD
View
Price last confirmed 9 days ago
Retailer 6
-
$349 SGD
$273 USD
View
Price last confirmed 8 days ago
Retailer 7
-
$349 SGD
$273 USD
View
Price last confirmed 8 days ago
A
Retailer 8
-
$355 SGD
€264 EUR
View
A
Retailer 9
-
$373 SGD
$292 USD
View
A
Retailer 10
-
$389 SGD
$304 USD
View
A
Retailer 11
-
$473 SGD
$370 USD
View
Retailer 12
-
$622 SGD
ZAR 7,863 ZAR
View
Price last confirmed 10 days ago
B+
Retailer 13
-
$625 SGD
$489 USD
View
B+
Retailer 14
-
$691 SGD
$540 USD
View
B+
Retailer 15
-
$725 SGD
$567 USD
View
Retailer 16
-
$1,124 SGD
$879 USD
View
Price last confirmed 9 days ago
B
Retailer 17
-
$1,233 SGD
$964 USD
View
Most Expensive
B
MOH London
LG826679903 · Oct 29
$1,705 SGD
£1,050 GBP
View
17 more retailers have this diamond
Prices start from $183 SGDSave up to $1,523 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
0.51ct Oval
$183 SGD