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Round|Lab Grown|IGI

6.09ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG621407755

Shape and cutting style on the report: Round brilliant

Certificate IGI LG621407755

Diamond specifications and retailer prices

From $16,196 SGD
$12,669 USD
As of October 31, 2026
Save $56,583 SGD (78%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $72,779 SGD at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 6.09ct lab-grown round diamond

This 6.09ct lab-grown round sits in the over five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG621407755 or 621407755. Listed at 23 retailers as of October 30, 2026, with prices from $16,196 to $72,779, a $56,583 spread on the same certified stone. Do Amore Diamonds lists it at $72,779. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

6.09
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG621407755
Dimensions11.68 × 11.70 × 7.18 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
HEARTS & ARROWS As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
11.68 mm11.70 mm6.09 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG621407755
Side View
Table 58.0%Crown 34.8°Girdle: MediumPavilion 40.6°Culet: NoneDepth 61.4%

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 31
Current: $34,467 SGD|Low: $15,596 SGD|High: $181,055 SGD|Avg: $38,252 SGD|-10.7%
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
November 1, 2026
Retailer 6$16,204 SGD
Retailer 17$16,246 SGD
Retailer 7$16,636 SGD
Retailer 16$17,783 SGD
Retailer 9$18,194 SGD
Retailer 3$18,662 SGD
Retailer 2$18,845 SGD
Retailer 8$19,494 SGD
Retailer 15$19,691 SGD
Retailer 11$23,406 SGD
Retailer 13$32,850 SGD
Retailer 18$34,133 SGD
Retailer 1$34,467 SGD
Retailer 14$39,183 SGD
Retailer 12$40,253 SGD
Retailer 4$60,569 SGD
Retailer 10$62,928 SGD
Retailer 5$181,055 SGD

44 data points across 18 retailers

23 retailers$16,196 SGD to $72,779 SGD

A
Cheapest Retailer
-
$16,196 SGD
$12,669 USD
A
Retailer 2
-
$16,204 SGD
$12,675 USD
View
A
Retailer 3
-
$16,246 SGD
$12,708 USD
View
A
Retailer 4
-
$16,636 SGD
$13,013 USD
View
A
Retailer 5
-
$17,783 SGD
$13,910 USD
View
A
Retailer 6
-
$18,194 SGD
$14,232 USD
View
Final sale: no returns
A
Retailer 7
-
$18,662 SGD
$14,598 USD
View
A
Retailer 8
-
$18,845 SGD
$14,741 USD
View
Retailer 9
-
$18,845 SGD
$14,741 USD
View
Price last confirmed 15 days ago
A
Retailer 10
-
$19,494 SGD
$15,249 USD
View
A
Retailer 11
-
$19,691 SGD
$15,403 USD
View
A
Retailer 12
-
$23,406 SGD
£14,416 GBP
View
B+
Retailer 13
-
$32,850 SGD
£20,233 GBP
View
B+
Retailer 14
-
$34,133 SGD
$26,700 USD
View
B+
Retailer 15
-
$34,467 SGD
$26,961 USD
View
Retailer 16
-
$39,183 SGD
A$47,154 AUD
View
Price last confirmed 9 days ago
B+
Retailer 17
-
$40,253 SGD
ZAR 508,672 ZAR
View
B
Retailer 18
-
$51,859 SGD
$40,565 USD
View
B
Retailer 19
-
$54,117 SGD
$42,332 USD
View
B
Retailer 20
-
$60,569 SGD
$47,379 USD
View
B
Retailer 21
-
$62,928 SGD
$49,224 USD
View
Most Expensive
B
Do Amore Diamonds
27-D8B355AB8 · Oct 30
$72,779 SGD
$56,930 USD
View
21 more retailers have this diamond
Prices start from $16,196 SGDSave up to $56,583 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
6.09ct Round
$16,196 SGD